Home / 115,524,508.08-173,285,426.18-28,086,520.36

Finding the Fourth Proportional to 115,524,508.08, 173,285,426.18 and 28,086,520.36

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Solution

The fourth proportional to 115,524,508.08, 173,285,426.18 and 28,086,520.36 is: 42,129,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,524,508.08 : 173,285,426.18 = 28,086,520.36 : x
  2. Step 2: Convert to fraction form
    115,524,508.08/173,285,426.18 = 28,086,520.36/x
  3. Step 3: Cross multiply
    115,524,508.08x = 173,285,426.18 × 28,086,520.36
  4. Step 4: Simplify right side
    115,524,508.08x = 4,866,984,650,495,847
  5. Step 5: Solve for x
    x = 4,866,984,650,495,847/115,524,508.08
  6. Step 6: Final answer
    x = 42,129,455.74

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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.