Home / 221,451,262.52-332,175,685.46-90,293,023.40

Finding the Fourth Proportional to 221,451,262.52, 332,175,685.46 and 90,293,023.40

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Solution

The fourth proportional to 221,451,262.52, 332,175,685.46 and 90,293,023.40 is: 135,439,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,451,262.52 : 332,175,685.46 = 90,293,023.40 : x
  2. Step 2: Convert to fraction form
    221,451,262.52/332,175,685.46 = 90,293,023.40/x
  3. Step 3: Cross multiply
    221,451,262.52x = 332,175,685.46 × 90,293,023.40
  4. Step 4: Simplify right side
    221,451,262.52x = 29,993,146,938,038,472
  5. Step 5: Solve for x
    x = 29,993,146,938,038,472/221,451,262.52
  6. Step 6: Final answer
    x = 135,439,042.42

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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.