Home / 146,619,419.03-219,976,902.35-69,932,468.15

Finding the Fourth Proportional to 146,619,419.03, 219,976,902.35 and 69,932,468.15

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Solution

The fourth proportional to 146,619,419.03, 219,976,902.35 and 69,932,468.15 is: 104,921,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,619,419.03 : 219,976,902.35 = 69,932,468.15 : x
  2. Step 2: Convert to fraction form
    146,619,419.03/219,976,902.35 = 69,932,468.15/x
  3. Step 3: Cross multiply
    146,619,419.03x = 219,976,902.35 × 69,932,468.15
  4. Step 4: Simplify right side
    146,619,419.03x = 15,383,527,717,327,036
  5. Step 5: Solve for x
    x = 15,383,527,717,327,036/146,619,419.03
  6. Step 6: Final answer
    x = 104,921,488.70

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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.