Home / 1,987,753,775.46-2,743,222,936.60-1,095,678,489.93

Finding the Fourth Proportional to 1,987,753,775.46, 2,743,222,936.60 and 1,095,678,489.93

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Solution

The fourth proportional to 1,987,753,775.46, 2,743,222,936.60 and 1,095,678,489.93 is: 1,512,103,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,753,775.46 : 2,743,222,936.60 = 1,095,678,489.93 : x
  2. Step 2: Convert to fraction form
    1,987,753,775.46/2,743,222,936.60 = 1,095,678,489.93/x
  3. Step 3: Cross multiply
    1,987,753,775.46x = 2,743,222,936.60 × 1,095,678,489.93
  4. Step 4: Simplify right side
    1,987,753,775.46x = 3,005,690,364,715,228,160
  5. Step 5: Solve for x
    x = 3,005,690,364,715,228,160/1,987,753,775.46
  6. Step 6: Final answer
    x = 1,512,103,964.70

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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.