Home / 2,578,109,494.95-3,867,164,542.06-807,618,181.64

Finding the Fourth Proportional to 2,578,109,494.95, 3,867,164,542.06 and 807,618,181.64

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Solution

The fourth proportional to 2,578,109,494.95, 3,867,164,542.06 and 807,618,181.64 is: 1,211,427,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,109,494.95 : 3,867,164,542.06 = 807,618,181.64 : x
  2. Step 2: Convert to fraction form
    2,578,109,494.95/3,867,164,542.06 = 807,618,181.64/x
  3. Step 3: Cross multiply
    2,578,109,494.95x = 3,867,164,542.06 × 807,618,181.64
  4. Step 4: Simplify right side
    2,578,109,494.95x = 3,123,192,395,539,744,768
  5. Step 5: Solve for x
    x = 3,123,192,395,539,744,768/2,578,109,494.95
  6. Step 6: Final answer
    x = 1,211,427,366.32

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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.