Home / 187,272,034.80-280,908,052.20-153,231,817.20

Finding the Fourth Proportional to 187,272,034.80, 280,908,052.20 and 153,231,817.20

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Solution

The fourth proportional to 187,272,034.80, 280,908,052.20 and 153,231,817.20 is: 229,847,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,272,034.80 : 280,908,052.20 = 153,231,817.20 : x
  2. Step 2: Convert to fraction form
    187,272,034.80/280,908,052.20 = 153,231,817.20/x
  3. Step 3: Cross multiply
    187,272,034.80x = 280,908,052.20 × 153,231,817.20
  4. Step 4: Simplify right side
    187,272,034.80x = 43,044,051,304,718,456
  5. Step 5: Solve for x
    x = 43,044,051,304,718,456/187,272,034.80
  6. Step 6: Final answer
    x = 229,847,725.80

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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.