Home / 111,324,367.26-153,622,421.98-61,764,213.51

Finding the Fourth Proportional to 111,324,367.26, 153,622,421.98 and 61,764,213.51

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Solution

The fourth proportional to 111,324,367.26, 153,622,421.98 and 61,764,213.51 is: 85,231,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,324,367.26 : 153,622,421.98 = 61,764,213.51 : x
  2. Step 2: Convert to fraction form
    111,324,367.26/153,622,421.98 = 61,764,213.51/x
  3. Step 3: Cross multiply
    111,324,367.26x = 153,622,421.98 × 61,764,213.51
  4. Step 4: Simplify right side
    111,324,367.26x = 9,488,368,070,787,216
  5. Step 5: Solve for x
    x = 9,488,368,070,787,216/111,324,367.26
  6. Step 6: Final answer
    x = 85,231,726.93

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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.