Home / 218,318,471.52-301,305,909.48-124,255,488.56

Finding the Fourth Proportional to 218,318,471.52, 301,305,909.48 and 124,255,488.56

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Solution

The fourth proportional to 218,318,471.52, 301,305,909.48 and 124,255,488.56 is: 171,487,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,318,471.52 : 301,305,909.48 = 124,255,488.56 : x
  2. Step 2: Convert to fraction form
    218,318,471.52/301,305,909.48 = 124,255,488.56/x
  3. Step 3: Cross multiply
    218,318,471.52x = 301,305,909.48 × 124,255,488.56
  4. Step 4: Simplify right side
    218,318,471.52x = 37,438,912,988,452,536
  5. Step 5: Solve for x
    x = 37,438,912,988,452,536/218,318,471.52
  6. Step 6: Final answer
    x = 171,487,610.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.