Home / 83,772,035.20-125,658,052.80-23,187,761.20

Finding the Fourth Proportional to 83,772,035.20, 125,658,052.80 and 23,187,761.20

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Solution

The fourth proportional to 83,772,035.20, 125,658,052.80 and 23,187,761.20 is: 34,781,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,772,035.20 : 125,658,052.80 = 23,187,761.20 : x
  2. Step 2: Convert to fraction form
    83,772,035.20/125,658,052.80 = 23,187,761.20/x
  3. Step 3: Cross multiply
    83,772,035.20x = 125,658,052.80 × 23,187,761.20
  4. Step 4: Simplify right side
    83,772,035.20x = 2,913,728,921,183,391
  5. Step 5: Solve for x
    x = 2,913,728,921,183,391/83,772,035.20
  6. Step 6: Final answer
    x = 34,781,641.80

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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.