Home / 1,770,326,711.40-2,655,490,067.10-1,253,340,906.60

Finding the Fourth Proportional to 1,770,326,711.40, 2,655,490,067.10 and 1,253,340,906.60

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Solution

The fourth proportional to 1,770,326,711.40, 2,655,490,067.10 and 1,253,340,906.60 is: 1,880,011,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,326,711.40 : 2,655,490,067.10 = 1,253,340,906.60 : x
  2. Step 2: Convert to fraction form
    1,770,326,711.40/2,655,490,067.10 = 1,253,340,906.60/x
  3. Step 3: Cross multiply
    1,770,326,711.40x = 2,655,490,067.10 × 1,253,340,906.60
  4. Step 4: Simplify right side
    1,770,326,711.40x = 3,328,234,328,166,408,704
  5. Step 5: Solve for x
    x = 3,328,234,328,166,408,704/1,770,326,711.40
  6. Step 6: Final answer
    x = 1,880,011,359.90

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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.