Home / 218,304,844.20-327,457,266.30-196,781,483.70

Finding the Fourth Proportional to 218,304,844.20, 327,457,266.30 and 196,781,483.70

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Solution

The fourth proportional to 218,304,844.20, 327,457,266.30 and 196,781,483.70 is: 295,172,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,304,844.20 : 327,457,266.30 = 196,781,483.70 : x
  2. Step 2: Convert to fraction form
    218,304,844.20/327,457,266.30 = 196,781,483.70/x
  3. Step 3: Cross multiply
    218,304,844.20x = 327,457,266.30 × 196,781,483.70
  4. Step 4: Simplify right side
    218,304,844.20x = 64,437,526,710,860,008
  5. Step 5: Solve for x
    x = 64,437,526,710,860,008/218,304,844.20
  6. Step 6: Final answer
    x = 295,172,225.55

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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.