Home / 8,766,278,125.20-13,149,417,187.80-8,146,405,342.80

Finding the Fourth Proportional to 8,766,278,125.20, 13,149,417,187.80 and 8,146,405,342.80

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Solution

The fourth proportional to 8,766,278,125.20, 13,149,417,187.80 and 8,146,405,342.80 is: 12,219,608,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,278,125.20 : 13,149,417,187.80 = 8,146,405,342.80 : x
  2. Step 2: Convert to fraction form
    8,766,278,125.20/13,149,417,187.80 = 8,146,405,342.80/x
  3. Step 3: Cross multiply
    8,766,278,125.20x = 13,149,417,187.80 × 8,146,405,342.80
  4. Step 4: Simplify right side
    8,766,278,125.20x = 107,120,482,433,400,061,952
  5. Step 5: Solve for x
    x = 107,120,482,433,400,061,952/8,766,278,125.20
  6. Step 6: Final answer
    x = 12,219,608,014.20

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1.5x scale

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.