Home / 437,025,830.10-655,433,769.15-252,394,041.30

Finding the Fourth Proportional to 437,025,830.10, 655,433,769.15 and 252,394,041.30

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Solution

The fourth proportional to 437,025,830.10, 655,433,769.15 and 252,394,041.30 is: 378,530,435.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,025,830.10 : 655,433,769.15 = 252,394,041.30 : x
  2. Step 2: Convert to fraction form
    437,025,830.10/655,433,769.15 = 252,394,041.30/x
  3. Step 3: Cross multiply
    437,025,830.10x = 655,433,769.15 × 252,394,041.30
  4. Step 4: Simplify right side
    437,025,830.10x = 165,427,577,800,259,776
  5. Step 5: Solve for x
    x = 165,427,577,800,259,776/437,025,830.10
  6. Step 6: Final answer
    x = 378,530,435.52

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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.