Home / 83,986,369.20-125,979,553.80-23,402,095.20

Finding the Fourth Proportional to 83,986,369.20, 125,979,553.80 and 23,402,095.20

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Solution

The fourth proportional to 83,986,369.20, 125,979,553.80 and 23,402,095.20 is: 35,103,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,986,369.20 : 125,979,553.80 = 23,402,095.20 : x
  2. Step 2: Convert to fraction form
    83,986,369.20/125,979,553.80 = 23,402,095.20/x
  3. Step 3: Cross multiply
    83,986,369.20x = 125,979,553.80 × 23,402,095.20
  4. Step 4: Simplify right side
    83,986,369.20x = 2,948,185,511,281,121.50
  5. Step 5: Solve for x
    x = 2,948,185,511,281,121.50/83,986,369.20
  6. Step 6: Final answer
    x = 35,103,142.80

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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.