Home / 212,165,811.28-318,248,805.32-95,444,833.24

Finding the Fourth Proportional to 212,165,811.28, 318,248,805.32 and 95,444,833.24

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Solution

The fourth proportional to 212,165,811.28, 318,248,805.32 and 95,444,833.24 is: 143,167,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,165,811.28 : 318,248,805.32 = 95,444,833.24 : x
  2. Step 2: Convert to fraction form
    212,165,811.28/318,248,805.32 = 95,444,833.24/x
  3. Step 3: Cross multiply
    212,165,811.28x = 318,248,805.32 × 95,444,833.24
  4. Step 4: Simplify right side
    212,165,811.28x = 30,375,204,152,596,624
  5. Step 5: Solve for x
    x = 30,375,204,152,596,624/212,165,811.28
  6. Step 6: Final answer
    x = 143,167,289.63

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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.