Home / 102,122,724.56-140,928,691.08-58,069,726.64

Finding the Fourth Proportional to 102,122,724.56, 140,928,691.08 and 58,069,726.64

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Solution

The fourth proportional to 102,122,724.56, 140,928,691.08 and 58,069,726.64 is: 80,135,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,122,724.56 : 140,928,691.08 = 58,069,726.64 : x
  2. Step 2: Convert to fraction form
    102,122,724.56/140,928,691.08 = 58,069,726.64/x
  3. Step 3: Cross multiply
    102,122,724.56x = 140,928,691.08 × 58,069,726.64
  4. Step 4: Simplify right side
    102,122,724.56x = 8,183,690,566,748,607
  5. Step 5: Solve for x
    x = 8,183,690,566,748,607/102,122,724.56
  6. Step 6: Final answer
    x = 80,135,842.46

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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.