Home / 10,052,006,948.20-15,078,010,422.30-9,087,760,397.80

Finding the Fourth Proportional to 10,052,006,948.20, 15,078,010,422.30 and 9,087,760,397.80

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Solution

The fourth proportional to 10,052,006,948.20, 15,078,010,422.30 and 9,087,760,397.80 is: 13,631,640,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052,006,948.20 : 15,078,010,422.30 = 9,087,760,397.80 : x
  2. Step 2: Convert to fraction form
    10,052,006,948.20/15,078,010,422.30 = 9,087,760,397.80/x
  3. Step 3: Cross multiply
    10,052,006,948.20x = 15,078,010,422.30 × 9,087,760,397.80
  4. Step 4: Simplify right side
    10,052,006,948.20x = 137,025,345,993,393,569,792
  5. Step 5: Solve for x
    x = 137,025,345,993,393,569,792/10,052,006,948.20
  6. Step 6: Final answer
    x = 13,631,640,596.70

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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.