Home / 360,938,041.77-496,936,861.38-281,451,104.90

Finding the Fourth Proportional to 360,938,041.77, 496,936,861.38 and 281,451,104.90

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Solution

The fourth proportional to 360,938,041.77, 496,936,861.38 and 281,451,104.90 is: 387,499,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,938,041.77 : 496,936,861.38 = 281,451,104.90 : x
  2. Step 2: Convert to fraction form
    360,938,041.77/496,936,861.38 = 281,451,104.90/x
  3. Step 3: Cross multiply
    360,938,041.77x = 496,936,861.38 × 281,451,104.90
  4. Step 4: Simplify right side
    360,938,041.77x = 139,863,428,700,058,384
  5. Step 5: Solve for x
    x = 139,863,428,700,058,384/360,938,041.77
  6. Step 6: Final answer
    x = 387,499,826.88

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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.