Home / 568,672,972.38-853,042,526.01-159,761,009.34

Finding the Fourth Proportional to 568,672,972.38, 853,042,526.01 and 159,761,009.34

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Solution

The fourth proportional to 568,672,972.38, 853,042,526.01 and 159,761,009.34 is: 239,650,803.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,672,972.38 : 853,042,526.01 = 159,761,009.34 : x
  2. Step 2: Convert to fraction form
    568,672,972.38/853,042,526.01 = 159,761,009.34/x
  3. Step 3: Cross multiply
    568,672,972.38x = 853,042,526.01 × 159,761,009.34
  4. Step 4: Simplify right side
    568,672,972.38x = 136,282,934,965,300,800
  5. Step 5: Solve for x
    x = 136,282,934,965,300,800/568,672,972.38
  6. Step 6: Final answer
    x = 239,650,803.86

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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.