Home / 2,188,871,600.45-3,281,928,016.01-1,856,994,569.15

Finding the Fourth Proportional to 2,188,871,600.45, 3,281,928,016.01 and 1,856,994,569.15

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Solution

The fourth proportional to 2,188,871,600.45, 3,281,928,016.01 and 1,856,994,569.15 is: 2,784,321,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,871,600.45 : 3,281,928,016.01 = 1,856,994,569.15 : x
  2. Step 2: Convert to fraction form
    2,188,871,600.45/3,281,928,016.01 = 1,856,994,569.15/x
  3. Step 3: Cross multiply
    2,188,871,600.45x = 3,281,928,016.01 × 1,856,994,569.15
  4. Step 4: Simplify right side
    2,188,871,600.45x = 6,094,522,502,046,109,696
  5. Step 5: Solve for x
    x = 6,094,522,502,046,109,696/2,188,871,600.45
  6. Step 6: Final answer
    x = 2,784,321,611.56

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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.