Home / 1,519,308,278.73-2,278,919,902.82-484,231,271.85

Finding the Fourth Proportional to 1,519,308,278.73, 2,278,919,902.82 and 484,231,271.85

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Solution

The fourth proportional to 1,519,308,278.73, 2,278,919,902.82 and 484,231,271.85 is: 726,333,357.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,308,278.73 : 2,278,919,902.82 = 484,231,271.85 : x
  2. Step 2: Convert to fraction form
    1,519,308,278.73/2,278,919,902.82 = 484,231,271.85/x
  3. Step 3: Cross multiply
    1,519,308,278.73x = 2,278,919,902.82 × 484,231,271.85
  4. Step 4: Simplify right side
    1,519,308,278.73x = 1,103,524,282,984,385,920
  5. Step 5: Solve for x
    x = 1,103,524,282,984,385,920/1,519,308,278.73
  6. Step 6: Final answer
    x = 726,333,357.38

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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.