Home / 78,587,713,126.20-117,881,569,689.30-78,587,713,126.20

Finding the Fourth Proportional to 78,587,713,126.20, 117,881,569,689.30 and 78,587,713,126.20

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Solution

The fourth proportional to 78,587,713,126.20, 117,881,569,689.30 and 78,587,713,126.20 is: 117,881,569,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,587,713,126.20 : 117,881,569,689.30 = 78,587,713,126.20 : x
  2. Step 2: Convert to fraction form
    78,587,713,126.20/117,881,569,689.30 = 78,587,713,126.20/x
  3. Step 3: Cross multiply
    78,587,713,126.20x = 117,881,569,689.30 × 78,587,713,126.20
  4. Step 4: Simplify right side
    78,587,713,126.20x = 9,264,042,981,608,861,466,624
  5. Step 5: Solve for x
    x = 9,264,042,981,608,861,466,624/78,587,713,126.20
  6. Step 6: Final answer
    x = 117,881,569,689.30

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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.