Home / 65,664,132.60-98,496,198.90-64,320,439.80

Finding the Fourth Proportional to 65,664,132.60, 98,496,198.90 and 64,320,439.80

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Solution

The fourth proportional to 65,664,132.60, 98,496,198.90 and 64,320,439.80 is: 96,480,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,132.60 : 98,496,198.90 = 64,320,439.80 : x
  2. Step 2: Convert to fraction form
    65,664,132.60/98,496,198.90 = 64,320,439.80/x
  3. Step 3: Cross multiply
    65,664,132.60x = 98,496,198.90 × 64,320,439.80
  4. Step 4: Simplify right side
    65,664,132.60x = 6,335,318,831,876,276
  5. Step 5: Solve for x
    x = 6,335,318,831,876,276/65,664,132.60
  6. Step 6: Final answer
    x = 96,480,659.70

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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.