Home / 378,001,079.70-566,553,721.95-159,650,999.70

Finding the Fourth Proportional to 378,001,079.70, 566,553,721.95 and 159,650,999.70

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Solution

The fourth proportional to 378,001,079.70, 566,553,721.95 and 159,650,999.70 is: 239,287,327.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,001,079.70 : 566,553,721.95 = 159,650,999.70 : x
  2. Step 2: Convert to fraction form
    378,001,079.70/566,553,721.95 = 159,650,999.70/x
  3. Step 3: Cross multiply
    378,001,079.70x = 566,553,721.95 × 159,650,999.70
  4. Step 4: Simplify right side
    378,001,079.70x = 90,450,868,093,073,328
  5. Step 5: Solve for x
    x = 90,450,868,093,073,328/378,001,079.70
  6. Step 6: Final answer
    x = 239,287,327.34

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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.