Home / 3,953,784,934.96-5,456,306,565.60-2,169,622,781.44

Finding the Fourth Proportional to 3,953,784,934.96, 5,456,306,565.60 and 2,169,622,781.44

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Solution

The fourth proportional to 3,953,784,934.96, 5,456,306,565.60 and 2,169,622,781.44 is: 2,994,125,179.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,784,934.96 : 5,456,306,565.60 = 2,169,622,781.44 : x
  2. Step 2: Convert to fraction form
    3,953,784,934.96/5,456,306,565.60 = 2,169,622,781.44/x
  3. Step 3: Cross multiply
    3,953,784,934.96x = 5,456,306,565.60 × 2,169,622,781.44
  4. Step 4: Simplify right side
    3,953,784,934.96x = 11,838,127,027,246,407,680
  5. Step 5: Solve for x
    x = 11,838,127,027,246,407,680/3,953,784,934.96
  6. Step 6: Final answer
    x = 2,994,125,179.29

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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.