Home / 332,218,707.80-498,328,061.70-159,653,910.20

Finding the Fourth Proportional to 332,218,707.80, 498,328,061.70 and 159,653,910.20

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Solution

The fourth proportional to 332,218,707.80, 498,328,061.70 and 159,653,910.20 is: 239,480,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,218,707.80 : 498,328,061.70 = 159,653,910.20 : x
  2. Step 2: Convert to fraction form
    332,218,707.80/498,328,061.70 = 159,653,910.20/x
  3. Step 3: Cross multiply
    332,218,707.80x = 498,328,061.70 × 159,653,910.20
  4. Step 4: Simplify right side
    332,218,707.80x = 79,560,023,612,791,856
  5. Step 5: Solve for x
    x = 79,560,023,612,791,856/332,218,707.80
  6. Step 6: Final answer
    x = 239,480,865.30

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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.