Home / 146,633,296.03-202,356,021.12-80,559,900.82

Finding the Fourth Proportional to 146,633,296.03, 202,356,021.12 and 80,559,900.82

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Solution

The fourth proportional to 146,633,296.03, 202,356,021.12 and 80,559,900.82 is: 111,173,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,633,296.03 : 202,356,021.12 = 80,559,900.82 : x
  2. Step 2: Convert to fraction form
    146,633,296.03/202,356,021.12 = 80,559,900.82/x
  3. Step 3: Cross multiply
    146,633,296.03x = 202,356,021.12 × 80,559,900.82
  4. Step 4: Simplify right side
    146,633,296.03x = 16,301,780,991,757,024
  5. Step 5: Solve for x
    x = 16,301,780,991,757,024/146,633,296.03
  6. Step 6: Final answer
    x = 111,173,801.81

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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.