Home / 2,229,402,842.57-3,345,408,276.85-831,352,961.29

Finding the Fourth Proportional to 2,229,402,842.57, 3,345,408,276.85 and 831,352,961.29

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Solution

The fourth proportional to 2,229,402,842.57, 3,345,408,276.85 and 831,352,961.29 is: 1,247,515,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,402,842.57 : 3,345,408,276.85 = 831,352,961.29 : x
  2. Step 2: Convert to fraction form
    2,229,402,842.57/3,345,408,276.85 = 831,352,961.29/x
  3. Step 3: Cross multiply
    2,229,402,842.57x = 3,345,408,276.85 × 831,352,961.29
  4. Step 4: Simplify right side
    2,229,402,842.57x = 2,781,215,077,696,447,488
  5. Step 5: Solve for x
    x = 2,781,215,077,696,447,488/2,229,402,842.57
  6. Step 6: Final answer
    x = 1,247,515,713.44

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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.