Home / 10,482,336,364.20-15,723,504,546.30-8,140,594,741.80

Finding the Fourth Proportional to 10,482,336,364.20, 15,723,504,546.30 and 8,140,594,741.80

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Solution

The fourth proportional to 10,482,336,364.20, 15,723,504,546.30 and 8,140,594,741.80 is: 12,210,892,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482,336,364.20 : 15,723,504,546.30 = 8,140,594,741.80 : x
  2. Step 2: Convert to fraction form
    10,482,336,364.20/15,723,504,546.30 = 8,140,594,741.80/x
  3. Step 3: Cross multiply
    10,482,336,364.20x = 15,723,504,546.30 × 8,140,594,741.80
  4. Step 4: Simplify right side
    10,482,336,364.20x = 127,998,678,432,278,167,552
  5. Step 5: Solve for x
    x = 127,998,678,432,278,167,552/10,482,336,364.20
  6. Step 6: Final answer
    x = 12,210,892,112.70

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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.