Home / 223,294,250.68-334,897,236.20-212,220,649.85

Finding the Fourth Proportional to 223,294,250.68, 334,897,236.20 and 212,220,649.85

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Solution

The fourth proportional to 223,294,250.68, 334,897,236.20 and 212,220,649.85 is: 318,289,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,294,250.68 : 334,897,236.20 = 212,220,649.85 : x
  2. Step 2: Convert to fraction form
    223,294,250.68/334,897,236.20 = 212,220,649.85/x
  3. Step 3: Cross multiply
    223,294,250.68x = 334,897,236.20 × 212,220,649.85
  4. Step 4: Simplify right side
    223,294,250.68x = 71,072,109,098,189,008
  5. Step 5: Solve for x
    x = 71,072,109,098,189,008/223,294,250.68
  6. Step 6: Final answer
    x = 318,289,023.93

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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.