Home / 146,983,338.88-202,835,398-80,902,424.32

Finding the Fourth Proportional to 146,983,338.88, 202,835,398 and 80,902,424.32

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Solution

The fourth proportional to 146,983,338.88, 202,835,398 and 80,902,424.32 is: 111,644,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,338.88 : 202,835,398 = 80,902,424.32 : x
  2. Step 2: Convert to fraction form
    146,983,338.88/202,835,398 = 80,902,424.32/x
  3. Step 3: Cross multiply
    146,983,338.88x = 202,835,398 × 80,902,424.32
  4. Step 4: Simplify right side
    146,983,338.88x = 16,409,875,436,112,078
  5. Step 5: Solve for x
    x = 16,409,875,436,112,078/146,983,338.88
  6. Step 6: Final answer
    x = 111,644,459.58

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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.