Home / 351,780,508.85-527,751,829.28-121,749,596.24

Finding the Fourth Proportional to 351,780,508.85, 527,751,829.28 and 121,749,596.24

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Solution

The fourth proportional to 351,780,508.85, 527,751,829.28 and 121,749,596.24 is: 182,652,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,780,508.85 : 527,751,829.28 = 121,749,596.24 : x
  2. Step 2: Convert to fraction form
    351,780,508.85/527,751,829.28 = 121,749,596.24/x
  3. Step 3: Cross multiply
    351,780,508.85x = 527,751,829.28 × 121,749,596.24
  4. Step 4: Simplify right side
    351,780,508.85x = 64,253,572,127,427,024
  5. Step 5: Solve for x
    x = 64,253,572,127,427,024/351,780,508.85
  6. Step 6: Final answer
    x = 182,652,450.92

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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.