Home / 83,109,745.60-124,664,618.40-37,760,113.60

Finding the Fourth Proportional to 83,109,745.60, 124,664,618.40 and 37,760,113.60

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Solution

The fourth proportional to 83,109,745.60, 124,664,618.40 and 37,760,113.60 is: 56,640,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,109,745.60 : 124,664,618.40 = 37,760,113.60 : x
  2. Step 2: Convert to fraction form
    83,109,745.60/124,664,618.40 = 37,760,113.60/x
  3. Step 3: Cross multiply
    83,109,745.60x = 124,664,618.40 × 37,760,113.60
  4. Step 4: Simplify right side
    83,109,745.60x = 4,707,350,152,684,651
  5. Step 5: Solve for x
    x = 4,707,350,152,684,651/83,109,745.60
  6. Step 6: Final answer
    x = 56,640,170.40

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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.