Home / 1,987,753,775.96-2,743,222,937.30-1,095,678,490.43

Finding the Fourth Proportional to 1,987,753,775.96, 2,743,222,937.30 and 1,095,678,490.43

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Solution

The fourth proportional to 1,987,753,775.96, 2,743,222,937.30 and 1,095,678,490.43 is: 1,512,103,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,753,775.96 : 2,743,222,937.30 = 1,095,678,490.43 : x
  2. Step 2: Convert to fraction form
    1,987,753,775.96/2,743,222,937.30 = 1,095,678,490.43/x
  3. Step 3: Cross multiply
    1,987,753,775.96x = 2,743,222,937.30 × 1,095,678,490.43
  4. Step 4: Simplify right side
    1,987,753,775.96x = 3,005,690,366,834,619,904
  5. Step 5: Solve for x
    x = 3,005,690,366,834,619,904/1,987,753,775.96
  6. Step 6: Final answer
    x = 1,512,103,965.39

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1.5x scale

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.