Home / 322,708,669.48-484,161,793.90-165,253,168.30

Finding the Fourth Proportional to 322,708,669.48, 484,161,793.90 and 165,253,168.30

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Solution

The fourth proportional to 322,708,669.48, 484,161,793.90 and 165,253,168.30 is: 247,930,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,708,669.48 : 484,161,793.90 = 165,253,168.30 : x
  2. Step 2: Convert to fraction form
    322,708,669.48/484,161,793.90 = 165,253,168.30/x
  3. Step 3: Cross multiply
    322,708,669.48x = 484,161,793.90 × 165,253,168.30
  4. Step 4: Simplify right side
    322,708,669.48x = 80,009,270,409,721,552
  5. Step 5: Solve for x
    x = 80,009,270,409,721,552/322,708,669.48
  6. Step 6: Final answer
    x = 247,930,340.82

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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.