Home / 220,461,024.80-329,907,716.40-192,019,527.20

Finding the Fourth Proportional to 220,461,024.80, 329,907,716.40 and 192,019,527.20

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Solution

The fourth proportional to 220,461,024.80, 329,907,716.40 and 192,019,527.20 is: 287,346,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,461,024.80 : 329,907,716.40 = 192,019,527.20 : x
  2. Step 2: Convert to fraction form
    220,461,024.80/329,907,716.40 = 192,019,527.20/x
  3. Step 3: Cross multiply
    220,461,024.80x = 329,907,716.40 × 192,019,527.20
  4. Step 4: Simplify right side
    220,461,024.80x = 63,348,723,722,759,680
  5. Step 5: Solve for x
    x = 63,348,723,722,759,680/220,461,024.80
  6. Step 6: Final answer
    x = 287,346,590.08

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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.