Home / 137,726,728.80-206,111,796.30-94,680,007.80

Finding the Fourth Proportional to 137,726,728.80, 206,111,796.30 and 94,680,007.80

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Solution

The fourth proportional to 137,726,728.80, 206,111,796.30 and 94,680,007.80 is: 141,691,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,726,728.80 : 206,111,796.30 = 94,680,007.80 : x
  2. Step 2: Convert to fraction form
    137,726,728.80/206,111,796.30 = 94,680,007.80/x
  3. Step 3: Cross multiply
    137,726,728.80x = 206,111,796.30 × 94,680,007.80
  4. Step 4: Simplify right side
    137,726,728.80x = 19,514,666,481,356,012
  5. Step 5: Solve for x
    x = 19,514,666,481,356,012/137,726,728.80
  6. Step 6: Final answer
    x = 141,691,207.30

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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.