Home / 222,740,188.16-307,383,557.28-124,957,143.68

Finding the Fourth Proportional to 222,740,188.16, 307,383,557.28 and 124,957,143.68

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Solution

The fourth proportional to 222,740,188.16, 307,383,557.28 and 124,957,143.68 is: 172,442,035.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,740,188.16 : 307,383,557.28 = 124,957,143.68 : x
  2. Step 2: Convert to fraction form
    222,740,188.16/307,383,557.28 = 124,957,143.68/x
  3. Step 3: Cross multiply
    222,740,188.16x = 307,383,557.28 × 124,957,143.68
  4. Step 4: Simplify right side
    222,740,188.16x = 38,409,771,331,906,472
  5. Step 5: Solve for x
    x = 38,409,771,331,906,472/222,740,188.16
  6. Step 6: Final answer
    x = 172,442,035.04

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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.