Home / 18,472,068,655.25-27,705,303,375.35-5,027,400,240.64

Finding the Fourth Proportional to 18,472,068,655.25, 27,705,303,375.35 and 5,027,400,240.64

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Solution

The fourth proportional to 18,472,068,655.25, 27,705,303,375.35 and 5,027,400,240.64 is: 7,540,338,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,068,655.25 : 27,705,303,375.35 = 5,027,400,240.64 : x
  2. Step 2: Convert to fraction form
    18,472,068,655.25/27,705,303,375.35 = 5,027,400,240.64/x
  3. Step 3: Cross multiply
    18,472,068,655.25x = 27,705,303,375.35 × 5,027,400,240.64
  4. Step 4: Simplify right side
    18,472,068,655.25x = 139,285,648,856,144,396,288
  5. Step 5: Solve for x
    x = 139,285,648,856,144,396,288/18,472,068,655.25
  6. Step 6: Final answer
    x = 7,540,338,413.40

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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.