Home / 85,180,079.25-117,548,509.37-48,514,061.97

Finding the Fourth Proportional to 85,180,079.25, 117,548,509.37 and 48,514,061.97

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Solution

The fourth proportional to 85,180,079.25, 117,548,509.37 and 48,514,061.97 is: 66,949,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,180,079.25 : 117,548,509.37 = 48,514,061.97 : x
  2. Step 2: Convert to fraction form
    85,180,079.25/117,548,509.37 = 48,514,061.97/x
  3. Step 3: Cross multiply
    85,180,079.25x = 117,548,509.37 × 48,514,061.97
  4. Step 4: Simplify right side
    85,180,079.25x = 5,702,755,667,814,735
  5. Step 5: Solve for x
    x = 5,702,755,667,814,735/85,180,079.25
  6. Step 6: Final answer
    x = 66,949,405.52

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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.