Home / 144,625,025.52-199,594,843.90-81,912,279.29

Finding the Fourth Proportional to 144,625,025.52, 199,594,843.90 and 81,912,279.29

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Solution

The fourth proportional to 144,625,025.52, 199,594,843.90 and 81,912,279.29 is: 113,045,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,625,025.52 : 199,594,843.90 = 81,912,279.29 : x
  2. Step 2: Convert to fraction form
    144,625,025.52/199,594,843.90 = 81,912,279.29/x
  3. Step 3: Cross multiply
    144,625,025.52x = 199,594,843.90 × 81,912,279.29
  4. Step 4: Simplify right side
    144,625,025.52x = 16,349,268,597,177,998
  5. Step 5: Solve for x
    x = 16,349,268,597,177,998/144,625,025.52
  6. Step 6: Final answer
    x = 113,045,916.77

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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.