Home / 204,427,480.96-306,679,308.15-66,240,765.12

Finding the Fourth Proportional to 204,427,480.96, 306,679,308.15 and 66,240,765.12

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Solution

The fourth proportional to 204,427,480.96, 306,679,308.15 and 66,240,765.12 is: 99,373,488.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,427,480.96 : 306,679,308.15 = 66,240,765.12 : x
  2. Step 2: Convert to fraction form
    204,427,480.96/306,679,308.15 = 66,240,765.12/x
  3. Step 3: Cross multiply
    204,427,480.96x = 306,679,308.15 × 66,240,765.12
  4. Step 4: Simplify right side
    204,427,480.96x = 20,314,672,019,353,764
  5. Step 5: Solve for x
    x = 20,314,672,019,353,764/204,427,480.96
  6. Step 6: Final answer
    x = 99,373,488.94

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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.