Home / 216,719,600.19-325,080,030.85-92,190,144.57

Finding the Fourth Proportional to 216,719,600.19, 325,080,030.85 and 92,190,144.57

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Solution

The fourth proportional to 216,719,600.19, 325,080,030.85 and 92,190,144.57 is: 138,285,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,719,600.19 : 325,080,030.85 = 92,190,144.57 : x
  2. Step 2: Convert to fraction form
    216,719,600.19/325,080,030.85 = 92,190,144.57/x
  3. Step 3: Cross multiply
    216,719,600.19x = 325,080,030.85 × 92,190,144.57
  4. Step 4: Simplify right side
    216,719,600.19x = 29,969,175,040,644,128
  5. Step 5: Solve for x
    x = 29,969,175,040,644,128/216,719,600.19
  6. Step 6: Final answer
    x = 138,285,485.09

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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.