Home / 756,102,759.80-1,134,154,139.70-444,890,910.20

Finding the Fourth Proportional to 756,102,759.80, 1,134,154,139.70 and 444,890,910.20

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Solution

The fourth proportional to 756,102,759.80, 1,134,154,139.70 and 444,890,910.20 is: 667,336,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,102,759.80 : 1,134,154,139.70 = 444,890,910.20 : x
  2. Step 2: Convert to fraction form
    756,102,759.80/1,134,154,139.70 = 444,890,910.20/x
  3. Step 3: Cross multiply
    756,102,759.80x = 1,134,154,139.70 × 444,890,910.20
  4. Step 4: Simplify right side
    756,102,759.80x = 504,574,867,518,230,976
  5. Step 5: Solve for x
    x = 504,574,867,518,230,976/756,102,759.80
  6. Step 6: Final answer
    x = 667,336,365.30

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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.