Home / 1,485,444,519.42-2,049,959,580.33-816,377,424.62

Finding the Fourth Proportional to 1,485,444,519.42, 2,049,959,580.33 and 816,377,424.62

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Solution

The fourth proportional to 1,485,444,519.42, 2,049,959,580.33 and 816,377,424.62 is: 1,126,626,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,444,519.42 : 2,049,959,580.33 = 816,377,424.62 : x
  2. Step 2: Convert to fraction form
    1,485,444,519.42/2,049,959,580.33 = 816,377,424.62/x
  3. Step 3: Cross multiply
    1,485,444,519.42x = 2,049,959,580.33 × 816,377,424.62
  4. Step 4: Simplify right side
    1,485,444,519.42x = 1,673,540,722,764,901,376
  5. Step 5: Solve for x
    x = 1,673,540,722,764,901,376/1,485,444,519.42
  6. Step 6: Final answer
    x = 1,126,626,205.75

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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.