Home / 97,930,672.40-146,896,008.60-80,910,563.60

Finding the Fourth Proportional to 97,930,672.40, 146,896,008.60 and 80,910,563.60

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Solution

The fourth proportional to 97,930,672.40, 146,896,008.60 and 80,910,563.60 is: 121,365,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,930,672.40 : 146,896,008.60 = 80,910,563.60 : x
  2. Step 2: Convert to fraction form
    97,930,672.40/146,896,008.60 = 80,910,563.60/x
  3. Step 3: Cross multiply
    97,930,672.40x = 146,896,008.60 × 80,910,563.60
  4. Step 4: Simplify right side
    97,930,672.40x = 11,885,438,846,416,446
  5. Step 5: Solve for x
    x = 11,885,438,846,416,446/97,930,672.40
  6. Step 6: Final answer
    x = 121,365,845.40

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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.