Home / 2,720,813,721.61-3,752,788,791.82-1,816,113,515.02

Finding the Fourth Proportional to 2,720,813,721.61, 3,752,788,791.82 and 1,816,113,515.02

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Solution

The fourth proportional to 2,720,813,721.61, 3,752,788,791.82 and 1,816,113,515.02 is: 2,504,945,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,813,721.61 : 3,752,788,791.82 = 1,816,113,515.02 : x
  2. Step 2: Convert to fraction form
    2,720,813,721.61/3,752,788,791.82 = 1,816,113,515.02/x
  3. Step 3: Cross multiply
    2,720,813,721.61x = 3,752,788,791.82 × 1,816,113,515.02
  4. Step 4: Simplify right side
    2,720,813,721.61x = 6,815,490,443,839,879,168
  5. Step 5: Solve for x
    x = 6,815,490,443,839,879,168/2,720,813,721.61
  6. Step 6: Final answer
    x = 2,504,945,630.68

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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.