Home / 148,104,544.32-222,300,109.44-71,481,512.16

Finding the Fourth Proportional to 148,104,544.32, 222,300,109.44 and 71,481,512.16

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Solution

The fourth proportional to 148,104,544.32, 222,300,109.44 and 71,481,512.16 is: 107,291,427.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,104,544.32 : 222,300,109.44 = 71,481,512.16 : x
  2. Step 2: Convert to fraction form
    148,104,544.32/222,300,109.44 = 71,481,512.16/x
  3. Step 3: Cross multiply
    148,104,544.32x = 222,300,109.44 × 71,481,512.16
  4. Step 4: Simplify right side
    148,104,544.32x = 15,890,347,976,104,690
  5. Step 5: Solve for x
    x = 15,890,347,976,104,690/148,104,544.32
  6. Step 6: Final answer
    x = 107,291,427.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.