Home / 146,679,330.70-220,019,036.79-54,551,031.46

Finding the Fourth Proportional to 146,679,330.70, 220,019,036.79 and 54,551,031.46

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Solution

The fourth proportional to 146,679,330.70, 220,019,036.79 and 54,551,031.46 is: 81,826,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,679,330.70 : 220,019,036.79 = 54,551,031.46 : x
  2. Step 2: Convert to fraction form
    146,679,330.70/220,019,036.79 = 54,551,031.46/x
  3. Step 3: Cross multiply
    146,679,330.70x = 220,019,036.79 × 54,551,031.46
  4. Step 4: Simplify right side
    146,679,330.70x = 12,002,265,397,730,188
  5. Step 5: Solve for x
    x = 12,002,265,397,730,188/146,679,330.70
  6. Step 6: Final answer
    x = 81,826,562.34

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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.