Home / 2,758,374,219.90-4,137,550,443.45-819,677,451.90

Finding the Fourth Proportional to 2,758,374,219.90, 4,137,550,443.45 and 819,677,451.90

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Solution

The fourth proportional to 2,758,374,219.90, 4,137,550,443.45 and 819,677,451.90 is: 1,229,512,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,374,219.90 : 4,137,550,443.45 = 819,677,451.90 : x
  2. Step 2: Convert to fraction form
    2,758,374,219.90/4,137,550,443.45 = 819,677,451.90/x
  3. Step 3: Cross multiply
    2,758,374,219.90x = 4,137,550,443.45 × 819,677,451.90
  4. Step 4: Simplify right side
    2,758,374,219.90x = 3,391,456,804,594,810,880
  5. Step 5: Solve for x
    x = 3,391,456,804,594,810,880/2,758,374,219.90
  6. Step 6: Final answer
    x = 1,229,512,942.85

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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.