Home / 83,982,999.04-125,974,498.56-20,157,591.04

Finding the Fourth Proportional to 83,982,999.04, 125,974,498.56 and 20,157,591.04

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Solution

The fourth proportional to 83,982,999.04, 125,974,498.56 and 20,157,591.04 is: 30,236,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,982,999.04 : 125,974,498.56 = 20,157,591.04 : x
  2. Step 2: Convert to fraction form
    83,982,999.04/125,974,498.56 = 20,157,591.04/x
  3. Step 3: Cross multiply
    83,982,999.04x = 125,974,498.56 × 20,157,591.04
  4. Step 4: Simplify right side
    83,982,999.04x = 2,539,342,423,441,549
  5. Step 5: Solve for x
    x = 2,539,342,423,441,549/83,982,999.04
  6. Step 6: Final answer
    x = 30,236,386.56

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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.