Home / 137,188,059.75-205,822,513.59-55,264,781.15

Finding the Fourth Proportional to 137,188,059.75, 205,822,513.59 and 55,264,781.15

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Solution

The fourth proportional to 137,188,059.75, 205,822,513.59 and 55,264,781.15 is: 82,913,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,188,059.75 : 205,822,513.59 = 55,264,781.15 : x
  2. Step 2: Convert to fraction form
    137,188,059.75/205,822,513.59 = 55,264,781.15/x
  3. Step 3: Cross multiply
    137,188,059.75x = 205,822,513.59 × 55,264,781.15
  4. Step 4: Simplify right side
    137,188,059.75x = 11,374,736,168,829,730
  5. Step 5: Solve for x
    x = 11,374,736,168,829,730/137,188,059.75
  6. Step 6: Final answer
    x = 82,913,456.09

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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.