Home / 65,181,940.70-97,847,560.65-38,270,759.90

Finding the Fourth Proportional to 65,181,940.70, 97,847,560.65 and 38,270,759.90

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Solution

The fourth proportional to 65,181,940.70, 97,847,560.65 and 38,270,759.90 is: 57,449,969.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181,940.70 : 97,847,560.65 = 38,270,759.90 : x
  2. Step 2: Convert to fraction form
    65,181,940.70/97,847,560.65 = 38,270,759.90/x
  3. Step 3: Cross multiply
    65,181,940.70x = 97,847,560.65 × 38,270,759.90
  4. Step 4: Simplify right side
    65,181,940.70x = 3,744,700,500,436,838
  5. Step 5: Solve for x
    x = 3,744,700,500,436,838/65,181,940.70
  6. Step 6: Final answer
    x = 57,449,969.43

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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.