Home / 18,313,202,280.70-27,469,803,421.05-4,526,914,152.70

Finding the Fourth Proportional to 18,313,202,280.70, 27,469,803,421.05 and 4,526,914,152.70

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Solution

The fourth proportional to 18,313,202,280.70, 27,469,803,421.05 and 4,526,914,152.70 is: 6,790,371,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313,202,280.70 : 27,469,803,421.05 = 4,526,914,152.70 : x
  2. Step 2: Convert to fraction form
    18,313,202,280.70/27,469,803,421.05 = 4,526,914,152.70/x
  3. Step 3: Cross multiply
    18,313,202,280.70x = 27,469,803,421.05 × 4,526,914,152.70
  4. Step 4: Simplify right side
    18,313,202,280.70x = 124,353,441,878,638,116,864
  5. Step 5: Solve for x
    x = 124,353,441,878,638,116,864/18,313,202,280.70
  6. Step 6: Final answer
    x = 6,790,371,229.05

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Half scale
Find fourth proportional to 36,626,404,561.40, 54,939,606,842.10 and 9,053,828,305.40
Double scale
Find fourth proportional to 18,313,202,281.70, 27,469,803,422.55 and 4,526,914,153.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.