Home / 180,954,008.10-271,431,012.15-129,935,672.10

Finding the Fourth Proportional to 180,954,008.10, 271,431,012.15 and 129,935,672.10

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Solution

The fourth proportional to 180,954,008.10, 271,431,012.15 and 129,935,672.10 is: 194,903,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,954,008.10 : 271,431,012.15 = 129,935,672.10 : x
  2. Step 2: Convert to fraction form
    180,954,008.10/271,431,012.15 = 129,935,672.10/x
  3. Step 3: Cross multiply
    180,954,008.10x = 271,431,012.15 × 129,935,672.10
  4. Step 4: Simplify right side
    180,954,008.10x = 35,268,570,992,493,512
  5. Step 5: Solve for x
    x = 35,268,570,992,493,512/180,954,008.10
  6. Step 6: Final answer
    x = 194,903,508.15

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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.