Home / 147,114,672.30-220,672,008.45-131,242,301.10

Finding the Fourth Proportional to 147,114,672.30, 220,672,008.45 and 131,242,301.10

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Solution

The fourth proportional to 147,114,672.30, 220,672,008.45 and 131,242,301.10 is: 196,863,451.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,114,672.30 : 220,672,008.45 = 131,242,301.10 : x
  2. Step 2: Convert to fraction form
    147,114,672.30/220,672,008.45 = 131,242,301.10/x
  3. Step 3: Cross multiply
    147,114,672.30x = 220,672,008.45 × 131,242,301.10
  4. Step 4: Simplify right side
    147,114,672.30x = 28,961,502,177,336,640
  5. Step 5: Solve for x
    x = 28,961,502,177,336,640/147,114,672.30
  6. Step 6: Final answer
    x = 196,863,451.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.