Home / 13,511,670,716.30-18,646,105,292.33-7,490,160,861.80

Finding the Fourth Proportional to 13,511,670,716.30, 18,646,105,292.33 and 7,490,160,861.80

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Solution

The fourth proportional to 13,511,670,716.30, 18,646,105,292.33 and 7,490,160,861.80 is: 10,336,421,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,670,716.30 : 18,646,105,292.33 = 7,490,160,861.80 : x
  2. Step 2: Convert to fraction form
    13,511,670,716.30/18,646,105,292.33 = 7,490,160,861.80/x
  3. Step 3: Cross multiply
    13,511,670,716.30x = 18,646,105,292.33 × 7,490,160,861.80
  4. Step 4: Simplify right side
    13,511,670,716.30x = 139,662,328,085,481,340,928
  5. Step 5: Solve for x
    x = 139,662,328,085,481,340,928/13,511,670,716.30
  6. Step 6: Final answer
    x = 10,336,421,825.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.