Home / 124,561,753.92-186,847,721.28-42,736,898.88

Finding the Fourth Proportional to 124,561,753.92, 186,847,721.28 and 42,736,898.88

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Solution

The fourth proportional to 124,561,753.92, 186,847,721.28 and 42,736,898.88 is: 64,107,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,561,753.92 : 186,847,721.28 = 42,736,898.88 : x
  2. Step 2: Convert to fraction form
    124,561,753.92/186,847,721.28 = 42,736,898.88/x
  3. Step 3: Cross multiply
    124,561,753.92x = 186,847,721.28 × 42,736,898.88
  4. Step 4: Simplify right side
    124,561,753.92x = 7,985,292,170,301,785
  5. Step 5: Solve for x
    x = 7,985,292,170,301,785/124,561,753.92
  6. Step 6: Final answer
    x = 64,107,094.83

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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.