Home / 83,138,569.60-124,707,854.40-37,788,937.60

Finding the Fourth Proportional to 83,138,569.60, 124,707,854.40 and 37,788,937.60

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Solution

The fourth proportional to 83,138,569.60, 124,707,854.40 and 37,788,937.60 is: 56,683,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,138,569.60 : 124,707,854.40 = 37,788,937.60 : x
  2. Step 2: Convert to fraction form
    83,138,569.60/124,707,854.40 = 37,788,937.60/x
  3. Step 3: Cross multiply
    83,138,569.60x = 124,707,854.40 × 37,788,937.60
  4. Step 4: Simplify right side
    83,138,569.60x = 4,712,577,328,151,486
  5. Step 5: Solve for x
    x = 4,712,577,328,151,486/83,138,569.60
  6. Step 6: Final answer
    x = 56,683,406.40

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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.