Home / 187,489,702.60-281,010,605.10-96,566,489.80

Finding the Fourth Proportional to 187,489,702.60, 281,010,605.10 and 96,566,489.80

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Solution

The fourth proportional to 187,489,702.60, 281,010,605.10 and 96,566,489.80 is: 144,734,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,489,702.60 : 281,010,605.10 = 96,566,489.80 : x
  2. Step 2: Convert to fraction form
    187,489,702.60/281,010,605.10 = 96,566,489.80/x
  3. Step 3: Cross multiply
    187,489,702.60x = 281,010,605.10 × 96,566,489.80
  4. Step 4: Simplify right side
    187,489,702.60x = 27,136,207,731,080,980
  5. Step 5: Solve for x
    x = 27,136,207,731,080,980/187,489,702.60
  6. Step 6: Final answer
    x = 144,734,389.97

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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.