Home / 1,061,298,614,260.80-1,591,947,921,391.20-872,857,288,411.20

Finding the Fourth Proportional to 1,061,298,614,260.80, 1,591,947,921,391.20 and 872,857,288,411.20

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Solution

The fourth proportional to 1,061,298,614,260.80, 1,591,947,921,391.20 and 872,857,288,411.20 is: 1,309,285,932,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,298,614,260.80 : 1,591,947,921,391.20 = 872,857,288,411.20 : x
  2. Step 2: Convert to fraction form
    1,061,298,614,260.80/1,591,947,921,391.20 = 872,857,288,411.20/x
  3. Step 3: Cross multiply
    1,061,298,614,260.80x = 1,591,947,921,391.20 × 872,857,288,411.20
  4. Step 4: Simplify right side
    1,061,298,614,260.80x = 1,389,543,345,957,368,766,660,608
  5. Step 5: Solve for x
    x = 1,389,543,345,957,368,766,660,608/1,061,298,614,260.80
  6. Step 6: Final answer
    x = 1,309,285,932,616.80

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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.