Home / 203,361,805.55-280,639,472.50-110,542,313.39

Finding the Fourth Proportional to 203,361,805.55, 280,639,472.50 and 110,542,313.39

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Solution

The fourth proportional to 203,361,805.55, 280,639,472.50 and 110,542,313.39 is: 152,548,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,361,805.55 : 280,639,472.50 = 110,542,313.39 : x
  2. Step 2: Convert to fraction form
    203,361,805.55/280,639,472.50 = 110,542,313.39/x
  3. Step 3: Cross multiply
    203,361,805.55x = 280,639,472.50 × 110,542,313.39
  4. Step 4: Simplify right side
    203,361,805.55x = 31,022,536,518,699,288
  5. Step 5: Solve for x
    x = 31,022,536,518,699,288/203,361,805.55
  6. Step 6: Final answer
    x = 152,548,490.78

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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.