Home / 272,695,890.70-409,101,354.15-88,449,057.64

Finding the Fourth Proportional to 272,695,890.70, 409,101,354.15 and 88,449,057.64

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Solution

The fourth proportional to 272,695,890.70, 409,101,354.15 and 88,449,057.64 is: 132,692,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,695,890.70 : 409,101,354.15 = 88,449,057.64 : x
  2. Step 2: Convert to fraction form
    272,695,890.70/409,101,354.15 = 88,449,057.64/x
  3. Step 3: Cross multiply
    272,695,890.70x = 409,101,354.15 × 88,449,057.64
  4. Step 4: Simplify right side
    272,695,890.70x = 36,184,629,253,815,400
  5. Step 5: Solve for x
    x = 36,184,629,253,815,400/272,695,890.70
  6. Step 6: Final answer
    x = 132,692,242.49

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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.