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Finding the Fourth Proportional to 172,719,409.20, 258,701,200.20 and 150,044,593.20

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Solution

The fourth proportional to 172,719,409.20, 258,701,200.20 and 150,044,593.20 is: 224,738,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,719,409.20 : 258,701,200.20 = 150,044,593.20 : x
  2. Step 2: Convert to fraction form
    172,719,409.20/258,701,200.20 = 150,044,593.20/x
  3. Step 3: Cross multiply
    172,719,409.20x = 258,701,200.20 × 150,044,593.20
  4. Step 4: Simplify right side
    172,719,409.20x = 38,816,716,344,360,752
  5. Step 5: Solve for x
    x = 38,816,716,344,360,752/172,719,409.20
  6. Step 6: Final answer
    x = 224,738,589.16

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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.