Home / 324,231,820.52-486,377,628.76-105,883,306.96

Finding the Fourth Proportional to 324,231,820.52, 486,377,628.76 and 105,883,306.96

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Solution

The fourth proportional to 324,231,820.52, 486,377,628.76 and 105,883,306.96 is: 158,834,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,231,820.52 : 486,377,628.76 = 105,883,306.96 : x
  2. Step 2: Convert to fraction form
    324,231,820.52/486,377,628.76 = 105,883,306.96/x
  3. Step 3: Cross multiply
    324,231,820.52x = 486,377,628.76 × 105,883,306.96
  4. Step 4: Simplify right side
    324,231,820.52x = 51,499,271,764,472,000
  5. Step 5: Solve for x
    x = 51,499,271,764,472,000/324,231,820.52
  6. Step 6: Final answer
    x = 158,834,724.12

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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.