Home / 1,781,915,789.70-2,675,424,601.35-1,007,074,811.70

Finding the Fourth Proportional to 1,781,915,789.70, 2,675,424,601.35 and 1,007,074,811.70

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Solution

The fourth proportional to 1,781,915,789.70, 2,675,424,601.35 and 1,007,074,811.70 is: 1,512,053,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,915,789.70 : 2,675,424,601.35 = 1,007,074,811.70 : x
  2. Step 2: Convert to fraction form
    1,781,915,789.70/2,675,424,601.35 = 1,007,074,811.70/x
  3. Step 3: Cross multiply
    1,781,915,789.70x = 2,675,424,601.35 × 1,007,074,811.70
  4. Step 4: Simplify right side
    1,781,915,789.70x = 2,694,352,726,622,098,944
  5. Step 5: Solve for x
    x = 2,694,352,726,622,098,944/1,781,915,789.70
  6. Step 6: Final answer
    x = 1,512,053,904.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.