Home / 141,884,409.30-195,800,398.20-76,694,313.30

Finding the Fourth Proportional to 141,884,409.30, 195,800,398.20 and 76,694,313.30

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Solution

The fourth proportional to 141,884,409.30, 195,800,398.20 and 76,694,313.30 is: 105,838,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,884,409.30 : 195,800,398.20 = 76,694,313.30 : x
  2. Step 2: Convert to fraction form
    141,884,409.30/195,800,398.20 = 76,694,313.30/x
  3. Step 3: Cross multiply
    141,884,409.30x = 195,800,398.20 × 76,694,313.30
  4. Step 4: Simplify right side
    141,884,409.30x = 15,016,777,083,815,554
  5. Step 5: Solve for x
    x = 15,016,777,083,815,554/141,884,409.30
  6. Step 6: Final answer
    x = 105,838,105.52

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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.