Home / 207,205,895.26-285,945,049.16-114,387,165.82

Finding the Fourth Proportional to 207,205,895.26, 285,945,049.16 and 114,387,165.82

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Solution

The fourth proportional to 207,205,895.26, 285,945,049.16 and 114,387,165.82 is: 157,854,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,205,895.26 : 285,945,049.16 = 114,387,165.82 : x
  2. Step 2: Convert to fraction form
    207,205,895.26/285,945,049.16 = 114,387,165.82/x
  3. Step 3: Cross multiply
    207,205,895.26x = 285,945,049.16 × 114,387,165.82
  4. Step 4: Simplify right side
    207,205,895.26x = 32,708,443,753,672,972
  5. Step 5: Solve for x
    x = 32,708,443,753,672,972/207,205,895.26
  6. Step 6: Final answer
    x = 157,854,793.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.