Home / 2,178,252,046.20-3,267,378,069.30-542,476,648.20

Finding the Fourth Proportional to 2,178,252,046.20, 3,267,378,069.30 and 542,476,648.20

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Solution

The fourth proportional to 2,178,252,046.20, 3,267,378,069.30 and 542,476,648.20 is: 813,714,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,252,046.20 : 3,267,378,069.30 = 542,476,648.20 : x
  2. Step 2: Convert to fraction form
    2,178,252,046.20/3,267,378,069.30 = 542,476,648.20/x
  3. Step 3: Cross multiply
    2,178,252,046.20x = 3,267,378,069.30 × 542,476,648.20
  4. Step 4: Simplify right side
    2,178,252,046.20x = 1,772,476,303,436,051,456
  5. Step 5: Solve for x
    x = 1,772,476,303,436,051,456/2,178,252,046.20
  6. Step 6: Final answer
    x = 813,714,972.30

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Similar ratio
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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.