Home / 187,272,024.60-280,908,036.90-155,527,282.20

Finding the Fourth Proportional to 187,272,024.60, 280,908,036.90 and 155,527,282.20

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Solution

The fourth proportional to 187,272,024.60, 280,908,036.90 and 155,527,282.20 is: 233,290,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,272,024.60 : 280,908,036.90 = 155,527,282.20 : x
  2. Step 2: Convert to fraction form
    187,272,024.60/280,908,036.90 = 155,527,282.20/x
  3. Step 3: Cross multiply
    187,272,024.60x = 280,908,036.90 × 155,527,282.20
  4. Step 4: Simplify right side
    187,272,024.60x = 43,688,863,527,194,304
  5. Step 5: Solve for x
    x = 43,688,863,527,194,304/187,272,024.60
  6. Step 6: Final answer
    x = 233,290,923.30

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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.