Home / 137,376,132.10-206,064,198.15-136,419,538.30

Finding the Fourth Proportional to 137,376,132.10, 206,064,198.15 and 136,419,538.30

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Solution

The fourth proportional to 137,376,132.10, 206,064,198.15 and 136,419,538.30 is: 204,629,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,376,132.10 : 206,064,198.15 = 136,419,538.30 : x
  2. Step 2: Convert to fraction form
    137,376,132.10/206,064,198.15 = 136,419,538.30/x
  3. Step 3: Cross multiply
    137,376,132.10x = 206,064,198.15 × 136,419,538.30
  4. Step 4: Simplify right side
    137,376,132.10x = 28,111,182,771,782,716
  5. Step 5: Solve for x
    x = 28,111,182,771,782,716/137,376,132.10
  6. Step 6: Final answer
    x = 204,629,307.45

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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.