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Finding the Fourth Proportional to 221,941,205.80, 332,911,808.70 and 60,383,141.80

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Solution

The fourth proportional to 221,941,205.80, 332,911,808.70 and 60,383,141.80 is: 90,574,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,941,205.80 : 332,911,808.70 = 60,383,141.80 : x
  2. Step 2: Convert to fraction form
    221,941,205.80/332,911,808.70 = 60,383,141.80/x
  3. Step 3: Cross multiply
    221,941,205.80x = 332,911,808.70 × 60,383,141.80
  4. Step 4: Simplify right side
    221,941,205.80x = 20,102,260,951,626,572
  5. Step 5: Solve for x
    x = 20,102,260,951,626,572/221,941,205.80
  6. Step 6: Final answer
    x = 90,574,712.70

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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.