Home / 259,788,329.40-358,505,038.50-140,707,959.33

Finding the Fourth Proportional to 259,788,329.40, 358,505,038.50 and 140,707,959.33

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Solution

The fourth proportional to 259,788,329.40, 358,505,038.50 and 140,707,959.33 is: 194,175,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,788,329.40 : 358,505,038.50 = 140,707,959.33 : x
  2. Step 2: Convert to fraction form
    259,788,329.40/358,505,038.50 = 140,707,959.33/x
  3. Step 3: Cross multiply
    259,788,329.40x = 358,505,038.50 × 140,707,959.33
  4. Step 4: Simplify right side
    259,788,329.40x = 50,444,512,376,858,088
  5. Step 5: Solve for x
    x = 50,444,512,376,858,088/259,788,329.40
  6. Step 6: Final answer
    x = 194,175,436.95

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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.