Home / 5,391,880,917.30-8,087,821,375.95-4,521,167,982.90

Finding the Fourth Proportional to 5,391,880,917.30, 8,087,821,375.95 and 4,521,167,982.90

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Solution

The fourth proportional to 5,391,880,917.30, 8,087,821,375.95 and 4,521,167,982.90 is: 6,781,751,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,880,917.30 : 8,087,821,375.95 = 4,521,167,982.90 : x
  2. Step 2: Convert to fraction form
    5,391,880,917.30/8,087,821,375.95 = 4,521,167,982.90/x
  3. Step 3: Cross multiply
    5,391,880,917.30x = 8,087,821,375.95 × 4,521,167,982.90
  4. Step 4: Simplify right side
    5,391,880,917.30x = 36,566,399,056,359,358,464
  5. Step 5: Solve for x
    x = 36,566,399,056,359,358,464/5,391,880,917.30
  6. Step 6: Final answer
    x = 6,781,751,974.35

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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.