Home / 230,327,822.70-345,491,734.05-74,881,330.20

Finding the Fourth Proportional to 230,327,822.70, 345,491,734.05 and 74,881,330.20

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Solution

The fourth proportional to 230,327,822.70, 345,491,734.05 and 74,881,330.20 is: 112,321,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,327,822.70 : 345,491,734.05 = 74,881,330.20 : x
  2. Step 2: Convert to fraction form
    230,327,822.70/345,491,734.05 = 74,881,330.20/x
  3. Step 3: Cross multiply
    230,327,822.70x = 345,491,734.05 × 74,881,330.20
  4. Step 4: Simplify right side
    230,327,822.70x = 25,870,880,618,768,636
  5. Step 5: Solve for x
    x = 25,870,880,618,768,636/230,327,822.70
  6. Step 6: Final answer
    x = 112,321,995.30

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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.