Home / 115,745,425.55-159,728,862.21-62,822,152.18

Finding the Fourth Proportional to 115,745,425.55, 159,728,862.21 and 62,822,152.18

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Solution

The fourth proportional to 115,745,425.55, 159,728,862.21 and 62,822,152.18 is: 86,694,664.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,745,425.55 : 159,728,862.21 = 62,822,152.18 : x
  2. Step 2: Convert to fraction form
    115,745,425.55/159,728,862.21 = 62,822,152.18/x
  3. Step 3: Cross multiply
    115,745,425.55x = 159,728,862.21 × 62,822,152.18
  4. Step 4: Simplify right side
    115,745,425.55x = 10,034,510,888,713,536
  5. Step 5: Solve for x
    x = 10,034,510,888,713,536/115,745,425.55
  6. Step 6: Final answer
    x = 86,694,664.96

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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.