Home / 107,523,141.60-161,305,707.60-42,815,935.20

Finding the Fourth Proportional to 107,523,141.60, 161,305,707.60 and 42,815,935.20

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Solution

The fourth proportional to 107,523,141.60, 161,305,707.60 and 42,815,935.20 is: 64,232,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,523,141.60 : 161,305,707.60 = 42,815,935.20 : x
  2. Step 2: Convert to fraction form
    107,523,141.60/161,305,707.60 = 42,815,935.20/x
  3. Step 3: Cross multiply
    107,523,141.60x = 161,305,707.60 × 42,815,935.20
  4. Step 4: Simplify right side
    107,523,141.60x = 6,906,454,723,991,748
  5. Step 5: Solve for x
    x = 6,906,454,723,991,748/107,523,141.60
  6. Step 6: Final answer
    x = 64,232,263.13

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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.