Home / 10,482,336,053.70-15,723,504,080.55-8,140,594,431.30

Finding the Fourth Proportional to 10,482,336,053.70, 15,723,504,080.55 and 8,140,594,431.30

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Solution

The fourth proportional to 10,482,336,053.70, 15,723,504,080.55 and 8,140,594,431.30 is: 12,210,891,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482,336,053.70 : 15,723,504,080.55 = 8,140,594,431.30 : x
  2. Step 2: Convert to fraction form
    10,482,336,053.70/15,723,504,080.55 = 8,140,594,431.30/x
  3. Step 3: Cross multiply
    10,482,336,053.70x = 15,723,504,080.55 × 8,140,594,431.30
  4. Step 4: Simplify right side
    10,482,336,053.70x = 127,998,669,758,648,156,160
  5. Step 5: Solve for x
    x = 127,998,669,758,648,156,160/10,482,336,053.70
  6. Step 6: Final answer
    x = 12,210,891,646.95

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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.