Home / 159,930,211.23-239,895,316.83-38,761,663.23

Finding the Fourth Proportional to 159,930,211.23, 239,895,316.83 and 38,761,663.23

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Solution

The fourth proportional to 159,930,211.23, 239,895,316.83 and 38,761,663.23 is: 58,142,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,930,211.23 : 239,895,316.83 = 38,761,663.23 : x
  2. Step 2: Convert to fraction form
    159,930,211.23/239,895,316.83 = 38,761,663.23/x
  3. Step 3: Cross multiply
    159,930,211.23x = 239,895,316.83 × 38,761,663.23
  4. Step 4: Simplify right side
    159,930,211.23x = 9,298,741,481,418,610
  5. Step 5: Solve for x
    x = 9,298,741,481,418,610/159,930,211.23
  6. Step 6: Final answer
    x = 58,142,494.84

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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.