Home / 111,324,367.01-153,622,421.63-61,764,213.26

Finding the Fourth Proportional to 111,324,367.01, 153,622,421.63 and 61,764,213.26

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Solution

The fourth proportional to 111,324,367.01, 153,622,421.63 and 61,764,213.26 is: 85,231,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,324,367.01 : 153,622,421.63 = 61,764,213.26 : x
  2. Step 2: Convert to fraction form
    111,324,367.01/153,622,421.63 = 61,764,213.26/x
  3. Step 3: Cross multiply
    111,324,367.01x = 153,622,421.63 × 61,764,213.26
  4. Step 4: Simplify right side
    111,324,367.01x = 9,488,368,011,072,956
  5. Step 5: Solve for x
    x = 9,488,368,011,072,956/111,324,367.01
  6. Step 6: Final answer
    x = 85,231,726.58

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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.