Home / 402,571,595.32-603,707,875.96-140,188,766.22

Finding the Fourth Proportional to 402,571,595.32, 603,707,875.96 and 140,188,766.22

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Solution

The fourth proportional to 402,571,595.32, 603,707,875.96 and 140,188,766.22 is: 210,231,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,571,595.32 : 603,707,875.96 = 140,188,766.22 : x
  2. Step 2: Convert to fraction form
    402,571,595.32/603,707,875.96 = 140,188,766.22/x
  3. Step 3: Cross multiply
    402,571,595.32x = 603,707,875.96 × 140,188,766.22
  4. Step 4: Simplify right side
    402,571,595.32x = 84,633,062,288,129,200
  5. Step 5: Solve for x
    x = 84,633,062,288,129,200/402,571,595.32
  6. Step 6: Final answer
    x = 210,231,082.55

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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.