Home / 218,540,474.40-327,827,300.40-65,174,560.80

Finding the Fourth Proportional to 218,540,474.40, 327,827,300.40 and 65,174,560.80

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Solution

The fourth proportional to 218,540,474.40, 327,827,300.40 and 65,174,560.80 is: 97,766,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,540,474.40 : 327,827,300.40 = 65,174,560.80 : x
  2. Step 2: Convert to fraction form
    218,540,474.40/327,827,300.40 = 65,174,560.80/x
  3. Step 3: Cross multiply
    218,540,474.40x = 327,827,300.40 × 65,174,560.80
  4. Step 4: Simplify right side
    218,540,474.40x = 21,366,000,321,819,660
  5. Step 5: Solve for x
    x = 21,366,000,321,819,660/218,540,474.40
  6. Step 6: Final answer
    x = 97,766,788.42

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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.