Home / 259,498,244.56-358,108,526.16-140,420,837.40

Finding the Fourth Proportional to 259,498,244.56, 358,108,526.16 and 140,420,837.40

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Solution

The fourth proportional to 259,498,244.56, 358,108,526.16 and 140,420,837.40 is: 193,781,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,498,244.56 : 358,108,526.16 = 140,420,837.40 : x
  2. Step 2: Convert to fraction form
    259,498,244.56/358,108,526.16 = 140,420,837.40/x
  3. Step 3: Cross multiply
    259,498,244.56x = 358,108,526.16 × 140,420,837.40
  4. Step 4: Simplify right side
    259,498,244.56x = 50,285,899,123,467,016
  5. Step 5: Solve for x
    x = 50,285,899,123,467,016/259,498,244.56
  6. Step 6: Final answer
    x = 193,781,268.96

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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.