Home / 160,238,131.52-240,323,562.60-45,195,770.12

Finding the Fourth Proportional to 160,238,131.52, 240,323,562.60 and 45,195,770.12

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Solution

The fourth proportional to 160,238,131.52, 240,323,562.60 and 45,195,770.12 is: 67,784,168.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,238,131.52 : 240,323,562.60 = 45,195,770.12 : x
  2. Step 2: Convert to fraction form
    160,238,131.52/240,323,562.60 = 45,195,770.12/x
  3. Step 3: Cross multiply
    160,238,131.52x = 240,323,562.60 × 45,195,770.12
  4. Step 4: Simplify right side
    160,238,131.52x = 10,861,608,489,689,028
  5. Step 5: Solve for x
    x = 10,861,608,489,689,028/160,238,131.52
  6. Step 6: Final answer
    x = 67,784,168.39

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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.