Home / 10,454,982,543.20-15,682,473,814.80-8,087,731,752.80

Finding the Fourth Proportional to 10,454,982,543.20, 15,682,473,814.80 and 8,087,731,752.80

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Solution

The fourth proportional to 10,454,982,543.20, 15,682,473,814.80 and 8,087,731,752.80 is: 12,131,597,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454,982,543.20 : 15,682,473,814.80 = 8,087,731,752.80 : x
  2. Step 2: Convert to fraction form
    10,454,982,543.20/15,682,473,814.80 = 8,087,731,752.80/x
  3. Step 3: Cross multiply
    10,454,982,543.20x = 15,682,473,814.80 × 8,087,731,752.80
  4. Step 4: Simplify right side
    10,454,982,543.20x = 126,835,641,434,412,498,944
  5. Step 5: Solve for x
    x = 126,835,641,434,412,498,944/10,454,982,543.20
  6. Step 6: Final answer
    x = 12,131,597,629.20

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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.