Home / 3,824,767,657.25-5,278,040,017.49-2,131,134,795.17

Finding the Fourth Proportional to 3,824,767,657.25, 5,278,040,017.49 and 2,131,134,795.17

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Solution

The fourth proportional to 3,824,767,657.25, 5,278,040,017.49 and 2,131,134,795.17 is: 2,940,888,372.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,767,657.25 : 5,278,040,017.49 = 2,131,134,795.17 : x
  2. Step 2: Convert to fraction form
    3,824,767,657.25/5,278,040,017.49 = 2,131,134,795.17/x
  3. Step 3: Cross multiply
    3,824,767,657.25x = 5,278,040,017.49 × 2,131,134,795.17
  4. Step 4: Simplify right side
    3,824,767,657.25x = 11,248,214,731,561,957,376
  5. Step 5: Solve for x
    x = 11,248,214,731,561,957,376/3,824,767,657.25
  6. Step 6: Final answer
    x = 2,940,888,372.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.