Home / 258,505,934.32-356,736,496.53-146,996,793.04

Finding the Fourth Proportional to 258,505,934.32, 356,736,496.53 and 146,996,793.04

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Solution

The fourth proportional to 258,505,934.32, 356,736,496.53 and 146,996,793.04 is: 202,854,611.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,505,934.32 : 356,736,496.53 = 146,996,793.04 : x
  2. Step 2: Convert to fraction form
    258,505,934.32/356,736,496.53 = 146,996,793.04/x
  3. Step 3: Cross multiply
    258,505,934.32x = 356,736,496.53 × 146,996,793.04
  4. Step 4: Simplify right side
    258,505,934.32x = 52,439,120,950,235,080
  5. Step 5: Solve for x
    x = 52,439,120,950,235,080/258,505,934.32
  6. Step 6: Final answer
    x = 202,854,611.78

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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.