Home / 221,417,796.80-332,126,695.20-98,595,876.80

Finding the Fourth Proportional to 221,417,796.80, 332,126,695.20 and 98,595,876.80

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Solution

The fourth proportional to 221,417,796.80, 332,126,695.20 and 98,595,876.80 is: 147,893,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,417,796.80 : 332,126,695.20 = 98,595,876.80 : x
  2. Step 2: Convert to fraction form
    221,417,796.80/332,126,695.20 = 98,595,876.80/x
  3. Step 3: Cross multiply
    221,417,796.80x = 332,126,695.20 × 98,595,876.80
  4. Step 4: Simplify right side
    221,417,796.80x = 32,746,322,721,930,348
  5. Step 5: Solve for x
    x = 32,746,322,721,930,348/221,417,796.80
  6. Step 6: Final answer
    x = 147,893,815.20

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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.