Home / 124,561,760.92-186,847,731.78-42,736,905.88

Finding the Fourth Proportional to 124,561,760.92, 186,847,731.78 and 42,736,905.88

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Solution

The fourth proportional to 124,561,760.92, 186,847,731.78 and 42,736,905.88 is: 64,107,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,561,760.92 : 186,847,731.78 = 42,736,905.88 : x
  2. Step 2: Convert to fraction form
    124,561,760.92/186,847,731.78 = 42,736,905.88/x
  3. Step 3: Cross multiply
    124,561,760.92x = 186,847,731.78 × 42,736,905.88
  4. Step 4: Simplify right side
    124,561,760.92x = 7,985,293,926,973,345
  5. Step 5: Solve for x
    x = 7,985,293,926,973,345/124,561,760.92
  6. Step 6: Final answer
    x = 64,107,105.33

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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.