Home / 1,553,770,991.89-2,332,315,610.97-668,894,326.52

Finding the Fourth Proportional to 1,553,770,991.89, 2,332,315,610.97 and 668,894,326.52

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Solution

The fourth proportional to 1,553,770,991.89, 2,332,315,610.97 and 668,894,326.52 is: 1,004,055,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,770,991.89 : 2,332,315,610.97 = 668,894,326.52 : x
  2. Step 2: Convert to fraction form
    1,553,770,991.89/2,332,315,610.97 = 668,894,326.52/x
  3. Step 3: Cross multiply
    1,553,770,991.89x = 2,332,315,610.97 × 668,894,326.52
  4. Step 4: Simplify right side
    1,553,770,991.89x = 1,560,072,679,820,198,656
  5. Step 5: Solve for x
    x = 1,560,072,679,820,198,656/1,553,770,991.89
  6. Step 6: Final answer
    x = 1,004,055,737.92

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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.