Home / 259,788,347.13-358,505,062.83-140,707,976.97

Finding the Fourth Proportional to 259,788,347.13, 358,505,062.83 and 140,707,976.97

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Solution

The fourth proportional to 259,788,347.13, 358,505,062.83 and 140,707,976.97 is: 194,175,461.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,788,347.13 : 358,505,062.83 = 140,707,976.97 : x
  2. Step 2: Convert to fraction form
    259,788,347.13/358,505,062.83 = 140,707,976.97/x
  3. Step 3: Cross multiply
    259,788,347.13x = 358,505,062.83 × 140,707,976.97
  4. Step 4: Simplify right side
    259,788,347.13x = 50,444,522,124,312,040
  5. Step 5: Solve for x
    x = 50,444,522,124,312,040/259,788,347.13
  6. Step 6: Final answer
    x = 194,175,461.22

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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.