Home / 43,740,156.40-65,610,234.60-30,135,266.80

Finding the Fourth Proportional to 43,740,156.40, 65,610,234.60 and 30,135,266.80

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Solution

The fourth proportional to 43,740,156.40, 65,610,234.60 and 30,135,266.80 is: 45,202,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740,156.40 : 65,610,234.60 = 30,135,266.80 : x
  2. Step 2: Convert to fraction form
    43,740,156.40/65,610,234.60 = 30,135,266.80/x
  3. Step 3: Cross multiply
    43,740,156.40x = 65,610,234.60 × 30,135,266.80
  4. Step 4: Simplify right side
    43,740,156.40x = 1,977,181,924,481,591.25
  5. Step 5: Solve for x
    x = 1,977,181,924,481,591.25/43,740,156.40
  6. Step 6: Final answer
    x = 45,202,900.20

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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.