Home / 212,471,719.24-318,577,757.19-101,841,241.42

Finding the Fourth Proportional to 212,471,719.24, 318,577,757.19 and 101,841,241.42

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Solution

The fourth proportional to 212,471,719.24, 318,577,757.19 and 101,841,241.42 is: 152,699,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,471,719.24 : 318,577,757.19 = 101,841,241.42 : x
  2. Step 2: Convert to fraction form
    212,471,719.24/318,577,757.19 = 101,841,241.42/x
  3. Step 3: Cross multiply
    212,471,719.24x = 318,577,757.19 × 101,841,241.42
  4. Step 4: Simplify right side
    212,471,719.24x = 32,444,354,281,028,932
  5. Step 5: Solve for x
    x = 32,444,354,281,028,932/212,471,719.24
  6. Step 6: Final answer
    x = 152,699,636.44

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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.