Home / 1,738,503,763.20-2,606,859,849.60-647,425,209.60

Finding the Fourth Proportional to 1,738,503,763.20, 2,606,859,849.60 and 647,425,209.60

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Solution

The fourth proportional to 1,738,503,763.20, 2,606,859,849.60 and 647,425,209.60 is: 970,804,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,503,763.20 : 2,606,859,849.60 = 647,425,209.60 : x
  2. Step 2: Convert to fraction form
    1,738,503,763.20/2,606,859,849.60 = 647,425,209.60/x
  3. Step 3: Cross multiply
    1,738,503,763.20x = 2,606,859,849.60 × 647,425,209.60
  4. Step 4: Simplify right side
    1,738,503,763.20x = 1,687,746,784,525,104,384
  5. Step 5: Solve for x
    x = 1,687,746,784,525,104,384/1,738,503,763.20
  6. Step 6: Final answer
    x = 970,804,216.97

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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.