Home / 203,361,818.56-280,639,490.44-110,542,326.40

Finding the Fourth Proportional to 203,361,818.56, 280,639,490.44 and 110,542,326.40

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Solution

The fourth proportional to 203,361,818.56, 280,639,490.44 and 110,542,326.40 is: 152,548,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,361,818.56 : 280,639,490.44 = 110,542,326.40 : x
  2. Step 2: Convert to fraction form
    203,361,818.56/280,639,490.44 = 110,542,326.40/x
  3. Step 3: Cross multiply
    203,361,818.56x = 280,639,490.44 × 110,542,326.40
  4. Step 4: Simplify right side
    203,361,818.56x = 31,022,542,152,948,160
  5. Step 5: Solve for x
    x = 31,022,542,152,948,160/203,361,818.56
  6. Step 6: Final answer
    x = 152,548,508.73

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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.