Home / 1,067,747,207.40-1,601,620,811.10-340,809,402.60

Finding the Fourth Proportional to 1,067,747,207.40, 1,601,620,811.10 and 340,809,402.60

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Solution

The fourth proportional to 1,067,747,207.40, 1,601,620,811.10 and 340,809,402.60 is: 511,214,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,747,207.40 : 1,601,620,811.10 = 340,809,402.60 : x
  2. Step 2: Convert to fraction form
    1,067,747,207.40/1,601,620,811.10 = 340,809,402.60/x
  3. Step 3: Cross multiply
    1,067,747,207.40x = 1,601,620,811.10 × 340,809,402.60
  4. Step 4: Simplify right side
    1,067,747,207.40x = 545,847,431,822,718,464
  5. Step 5: Solve for x
    x = 545,847,431,822,718,464/1,067,747,207.40
  6. Step 6: Final answer
    x = 511,214,103.90

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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.