Home / 123,284,014.42-170,131,515.24-71,072,801.14

Finding the Fourth Proportional to 123,284,014.42, 170,131,515.24 and 71,072,801.14

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Solution

The fourth proportional to 123,284,014.42, 170,131,515.24 and 71,072,801.14 is: 98,080,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,284,014.42 : 170,131,515.24 = 71,072,801.14 : x
  2. Step 2: Convert to fraction form
    123,284,014.42/170,131,515.24 = 71,072,801.14/x
  3. Step 3: Cross multiply
    123,284,014.42x = 170,131,515.24 × 71,072,801.14
  4. Step 4: Simplify right side
    123,284,014.42x = 12,091,723,350,299,400
  5. Step 5: Solve for x
    x = 12,091,723,350,299,400/123,284,014.42
  6. Step 6: Final answer
    x = 98,080,220.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.