Home / 339,650,082.74-509,376,606.24-132,342,253.22

Finding the Fourth Proportional to 339,650,082.74, 509,376,606.24 and 132,342,253.22

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Solution

The fourth proportional to 339,650,082.74, 509,376,606.24 and 132,342,253.22 is: 198,474,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,650,082.74 : 509,376,606.24 = 132,342,253.22 : x
  2. Step 2: Convert to fraction form
    339,650,082.74/509,376,606.24 = 132,342,253.22/x
  3. Step 3: Cross multiply
    339,650,082.74x = 509,376,606.24 × 132,342,253.22
  4. Step 4: Simplify right side
    339,650,082.74x = 67,412,047,807,358,312
  5. Step 5: Solve for x
    x = 67,412,047,807,358,312/339,650,082.74
  6. Step 6: Final answer
    x = 198,474,993.04

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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.