Home / 8,087,560,930.20-12,131,341,395.30-5,281,930,363.80

Finding the Fourth Proportional to 8,087,560,930.20, 12,131,341,395.30 and 5,281,930,363.80

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Solution

The fourth proportional to 8,087,560,930.20, 12,131,341,395.30 and 5,281,930,363.80 is: 7,922,895,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,560,930.20 : 12,131,341,395.30 = 5,281,930,363.80 : x
  2. Step 2: Convert to fraction form
    8,087,560,930.20/12,131,341,395.30 = 5,281,930,363.80/x
  3. Step 3: Cross multiply
    8,087,560,930.20x = 12,131,341,395.30 × 5,281,930,363.80
  4. Step 4: Simplify right side
    8,087,560,930.20x = 64,076,900,469,458,927,616
  5. Step 5: Solve for x
    x = 64,076,900,469,458,927,616/8,087,560,930.20
  6. Step 6: Final answer
    x = 7,922,895,545.70

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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.