Home / 1,380,988,816.04-2,072,792,849.88-854,766,146.29

Finding the Fourth Proportional to 1,380,988,816.04, 2,072,792,849.88 and 854,766,146.29

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Solution

The fourth proportional to 1,380,988,816.04, 2,072,792,849.88 and 854,766,146.29 is: 1,282,959,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,988,816.04 : 2,072,792,849.88 = 854,766,146.29 : x
  2. Step 2: Convert to fraction form
    1,380,988,816.04/2,072,792,849.88 = 854,766,146.29/x
  3. Step 3: Cross multiply
    1,380,988,816.04x = 2,072,792,849.88 × 854,766,146.29
  4. Step 4: Simplify right side
    1,380,988,816.04x = 1,771,753,156,344,091,392
  5. Step 5: Solve for x
    x = 1,771,753,156,344,091,392/1,380,988,816.04
  6. Step 6: Final answer
    x = 1,282,959,815.29

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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.