Home / 146,402,107.73-202,036,970.03-80,321,405.19

Finding the Fourth Proportional to 146,402,107.73, 202,036,970.03 and 80,321,405.19

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Solution

The fourth proportional to 146,402,107.73, 202,036,970.03 and 80,321,405.19 is: 110,844,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,402,107.73 : 202,036,970.03 = 80,321,405.19 : x
  2. Step 2: Convert to fraction form
    146,402,107.73/202,036,970.03 = 80,321,405.19/x
  3. Step 3: Cross multiply
    146,402,107.73x = 202,036,970.03 × 80,321,405.19
  4. Step 4: Simplify right side
    146,402,107.73x = 16,227,893,332,431,678
  5. Step 5: Solve for x
    x = 16,227,893,332,431,678/146,402,107.73
  6. Step 6: Final answer
    x = 110,844,670.10

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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.