Home / 4,914,445,568.40-7,371,668,352.60-1,808,385,499.80

Finding the Fourth Proportional to 4,914,445,568.40, 7,371,668,352.60 and 1,808,385,499.80

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Solution

The fourth proportional to 4,914,445,568.40, 7,371,668,352.60 and 1,808,385,499.80 is: 2,712,578,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,445,568.40 : 7,371,668,352.60 = 1,808,385,499.80 : x
  2. Step 2: Convert to fraction form
    4,914,445,568.40/7,371,668,352.60 = 1,808,385,499.80/x
  3. Step 3: Cross multiply
    4,914,445,568.40x = 7,371,668,352.60 × 1,808,385,499.80
  4. Step 4: Simplify right side
    4,914,445,568.40x = 13,330,818,158,176,393,216
  5. Step 5: Solve for x
    x = 13,330,818,158,176,393,216/4,914,445,568.40
  6. Step 6: Final answer
    x = 2,712,578,249.70

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Double scale
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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.