Home / 2,231,687,698.76-3,348,284,895.66-987,946,600.52

Finding the Fourth Proportional to 2,231,687,698.76, 3,348,284,895.66 and 987,946,600.52

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Solution

The fourth proportional to 2,231,687,698.76, 3,348,284,895.66 and 987,946,600.52 is: 1,482,253,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,687,698.76 : 3,348,284,895.66 = 987,946,600.52 : x
  2. Step 2: Convert to fraction form
    2,231,687,698.76/3,348,284,895.66 = 987,946,600.52/x
  3. Step 3: Cross multiply
    2,231,687,698.76x = 3,348,284,895.66 × 987,946,600.52
  4. Step 4: Simplify right side
    2,231,687,698.76x = 3,307,926,680,239,759,872
  5. Step 5: Solve for x
    x = 3,307,926,680,239,759,872/2,231,687,698.76
  6. Step 6: Final answer
    x = 1,482,253,400.45

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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.