Home / 187,488,049.20-281,232,073.80-49,313,389.20

Finding the Fourth Proportional to 187,488,049.20, 281,232,073.80 and 49,313,389.20

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Solution

The fourth proportional to 187,488,049.20, 281,232,073.80 and 49,313,389.20 is: 73,970,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,488,049.20 : 281,232,073.80 = 49,313,389.20 : x
  2. Step 2: Convert to fraction form
    187,488,049.20/281,232,073.80 = 49,313,389.20/x
  3. Step 3: Cross multiply
    187,488,049.20x = 281,232,073.80 × 49,313,389.20
  4. Step 4: Simplify right side
    187,488,049.20x = 13,868,506,710,822,524
  5. Step 5: Solve for x
    x = 13,868,506,710,822,524/187,488,049.20
  6. Step 6: Final answer
    x = 73,970,083.80

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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.