Home / 8,694,807,907.20-13,100,288,614.80-7,866,822,874.56

Finding the Fourth Proportional to 8,694,807,907.20, 13,100,288,614.80 and 7,866,822,874.56

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Solution

The fourth proportional to 8,694,807,907.20, 13,100,288,614.80 and 7,866,822,874.56 is: 11,852,780,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,807,907.20 : 13,100,288,614.80 = 7,866,822,874.56 : x
  2. Step 2: Convert to fraction form
    8,694,807,907.20/13,100,288,614.80 = 7,866,822,874.56/x
  3. Step 3: Cross multiply
    8,694,807,907.20x = 13,100,288,614.80 × 7,866,822,874.56
  4. Step 4: Simplify right side
    8,694,807,907.20x = 103,057,650,138,246,578,176
  5. Step 5: Solve for x
    x = 103,057,650,138,246,578,176/8,694,807,907.20
  6. Step 6: Final answer
    x = 11,852,780,560.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.