Home / 83,001,520.30-124,520,942.85-25,496,445.10

Finding the Fourth Proportional to 83,001,520.30, 124,520,942.85 and 25,496,445.10

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Solution

The fourth proportional to 83,001,520.30, 124,520,942.85 and 25,496,445.10 is: 38,250,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,520.30 : 124,520,942.85 = 25,496,445.10 : x
  2. Step 2: Convert to fraction form
    83,001,520.30/124,520,942.85 = 25,496,445.10/x
  3. Step 3: Cross multiply
    83,001,520.30x = 124,520,942.85 × 25,496,445.10
  4. Step 4: Simplify right side
    83,001,520.30x = 3,174,841,383,175,262.50
  5. Step 5: Solve for x
    x = 3,174,841,383,175,262.50/83,001,520.30
  6. Step 6: Final answer
    x = 38,250,400.37

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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.