Home / 187,540,231,965.40-281,310,347,948.10-108,196,515,818.20

Finding the Fourth Proportional to 187,540,231,965.40, 281,310,347,948.10 and 108,196,515,818.20

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Solution

The fourth proportional to 187,540,231,965.40, 281,310,347,948.10 and 108,196,515,818.20 is: 162,294,773,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,540,231,965.40 : 281,310,347,948.10 = 108,196,515,818.20 : x
  2. Step 2: Convert to fraction form
    187,540,231,965.40/281,310,347,948.10 = 108,196,515,818.20/x
  3. Step 3: Cross multiply
    187,540,231,965.40x = 281,310,347,948.10 × 108,196,515,818.20
  4. Step 4: Simplify right side
    187,540,231,965.40x = 30,436,799,511,589,944,295,424
  5. Step 5: Solve for x
    x = 30,436,799,511,589,944,295,424/187,540,231,965.40
  6. Step 6: Final answer
    x = 162,294,773,727.30

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1.5x scale

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.