Home / 167,086,398.18-250,680,909.75-79,759,348.86

Finding the Fourth Proportional to 167,086,398.18, 250,680,909.75 and 79,759,348.86

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Solution

The fourth proportional to 167,086,398.18, 250,680,909.75 and 79,759,348.86 is: 119,663,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,086,398.18 : 250,680,909.75 = 79,759,348.86 : x
  2. Step 2: Convert to fraction form
    167,086,398.18/250,680,909.75 = 79,759,348.86/x
  3. Step 3: Cross multiply
    167,086,398.18x = 250,680,909.75 × 79,759,348.86
  4. Step 4: Simplify right side
    167,086,398.18x = 19,994,146,133,292,424
  5. Step 5: Solve for x
    x = 19,994,146,133,292,424/167,086,398.18
  6. Step 6: Final answer
    x = 119,663,517.50

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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.