Home / 43,466,469.60-65,199,704.40-40,181,887.20

Finding the Fourth Proportional to 43,466,469.60, 65,199,704.40 and 40,181,887.20

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Solution

The fourth proportional to 43,466,469.60, 65,199,704.40 and 40,181,887.20 is: 60,272,830.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,466,469.60 : 65,199,704.40 = 40,181,887.20 : x
  2. Step 2: Convert to fraction form
    43,466,469.60/65,199,704.40 = 40,181,887.20/x
  3. Step 3: Cross multiply
    43,466,469.60x = 65,199,704.40 × 40,181,887.20
  4. Step 4: Simplify right side
    43,466,469.60x = 2,619,847,167,674,144
  5. Step 5: Solve for x
    x = 2,619,847,167,674,144/43,466,469.60
  6. Step 6: Final answer
    x = 60,272,830.80

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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.