Home / 65,192,439.40-97,788,659.10-54,669,907.60

Finding the Fourth Proportional to 65,192,439.40, 97,788,659.10 and 54,669,907.60

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Solution

The fourth proportional to 65,192,439.40, 97,788,659.10 and 54,669,907.60 is: 82,004,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192,439.40 : 97,788,659.10 = 54,669,907.60 : x
  2. Step 2: Convert to fraction form
    65,192,439.40/97,788,659.10 = 54,669,907.60/x
  3. Step 3: Cross multiply
    65,192,439.40x = 97,788,659.10 × 54,669,907.60
  4. Step 4: Simplify right side
    65,192,439.40x = 5,346,096,957,324,899
  5. Step 5: Solve for x
    x = 5,346,096,957,324,899/65,192,439.40
  6. Step 6: Final answer
    x = 82,004,861.40

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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.