Home / 137,414,744.80-206,122,117.20-115,891,384.30

Finding the Fourth Proportional to 137,414,744.80, 206,122,117.20 and 115,891,384.30

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Solution

The fourth proportional to 137,414,744.80, 206,122,117.20 and 115,891,384.30 is: 173,837,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,414,744.80 : 206,122,117.20 = 115,891,384.30 : x
  2. Step 2: Convert to fraction form
    137,414,744.80/206,122,117.20 = 115,891,384.30/x
  3. Step 3: Cross multiply
    137,414,744.80x = 206,122,117.20 × 115,891,384.30
  4. Step 4: Simplify right side
    137,414,744.80x = 23,887,777,497,154,836
  5. Step 5: Solve for x
    x = 23,887,777,497,154,836/137,414,744.80
  6. Step 6: Final answer
    x = 173,837,076.45

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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.