Home / 111,610,708.28-154,026,114.54-61,372,317.56

Finding the Fourth Proportional to 111,610,708.28, 154,026,114.54 and 61,372,317.56

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Solution

The fourth proportional to 111,610,708.28, 154,026,114.54 and 61,372,317.56 is: 84,695,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,610,708.28 : 154,026,114.54 = 61,372,317.56 : x
  2. Step 2: Convert to fraction form
    111,610,708.28/154,026,114.54 = 61,372,317.56/x
  3. Step 3: Cross multiply
    111,610,708.28x = 154,026,114.54 × 61,372,317.56
  4. Step 4: Simplify right side
    111,610,708.28x = 9,452,939,614,081,814
  5. Step 5: Solve for x
    x = 9,452,939,614,081,814/111,610,708.28
  6. Step 6: Final answer
    x = 84,695,633.24

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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.