Home / 412,057,193.12-568,638,766.32-226,430,180

Finding the Fourth Proportional to 412,057,193.12, 568,638,766.32 and 226,430,180

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Solution

The fourth proportional to 412,057,193.12, 568,638,766.32 and 226,430,180 is: 312,473,560.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,057,193.12 : 568,638,766.32 = 226,430,180 : x
  2. Step 2: Convert to fraction form
    412,057,193.12/568,638,766.32 = 226,430,180/x
  3. Step 3: Cross multiply
    412,057,193.12x = 568,638,766.32 × 226,430,180
  4. Step 4: Simplify right side
    412,057,193.12x = 128,756,978,212,815,552
  5. Step 5: Solve for x
    x = 128,756,978,212,815,552/412,057,193.12
  6. Step 6: Final answer
    x = 312,473,560.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.