Home / 125,237,333.60-187,861,905.30-103,337,092.86

Finding the Fourth Proportional to 125,237,333.60, 187,861,905.30 and 103,337,092.86

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Solution

The fourth proportional to 125,237,333.60, 187,861,905.30 and 103,337,092.86 is: 155,010,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,237,333.60 : 187,861,905.30 = 103,337,092.86 : x
  2. Step 2: Convert to fraction form
    125,237,333.60/187,861,905.30 = 103,337,092.86/x
  3. Step 3: Cross multiply
    125,237,333.60x = 187,861,905.30 × 103,337,092.86
  4. Step 4: Simplify right side
    125,237,333.60x = 19,413,103,152,842,628
  5. Step 5: Solve for x
    x = 19,413,103,152,842,628/125,237,333.60
  6. Step 6: Final answer
    x = 155,010,511.61

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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.