Home / 102,725,534.60-154,086,143.08-25,002,872.21

Finding the Fourth Proportional to 102,725,534.60, 154,086,143.08 and 25,002,872.21

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Solution

The fourth proportional to 102,725,534.60, 154,086,143.08 and 25,002,872.21 is: 37,503,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,725,534.60 : 154,086,143.08 = 25,002,872.21 : x
  2. Step 2: Convert to fraction form
    102,725,534.60/154,086,143.08 = 25,002,872.21/x
  3. Step 3: Cross multiply
    102,725,534.60x = 154,086,143.08 × 25,002,872.21
  4. Step 4: Simplify right side
    102,725,534.60x = 3,852,596,143,990,585
  5. Step 5: Solve for x
    x = 3,852,596,143,990,585/102,725,534.60
  6. Step 6: Final answer
    x = 37,503,782.86

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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.