Home / 187,489,728.10-281,010,643.35-96,566,515.30

Finding the Fourth Proportional to 187,489,728.10, 281,010,643.35 and 96,566,515.30

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Solution

The fourth proportional to 187,489,728.10, 281,010,643.35 and 96,566,515.30 is: 144,734,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,489,728.10 : 281,010,643.35 = 96,566,515.30 : x
  2. Step 2: Convert to fraction form
    187,489,728.10/281,010,643.35 = 96,566,515.30/x
  3. Step 3: Cross multiply
    187,489,728.10x = 281,010,643.35 × 96,566,515.30
  4. Step 4: Simplify right side
    187,489,728.10x = 27,136,218,590,520,620
  5. Step 5: Solve for x
    x = 27,136,218,590,520,620/187,489,728.10
  6. Step 6: Final answer
    x = 144,734,428.20

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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.