Home / 150,534,309.36-207,350,285.12-106,405,441.60

Finding the Fourth Proportional to 150,534,309.36, 207,350,285.12 and 106,405,441.60

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Solution

The fourth proportional to 150,534,309.36, 207,350,285.12 and 106,405,441.60 is: 146,565,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,534,309.36 : 207,350,285.12 = 106,405,441.60 : x
  2. Step 2: Convert to fraction form
    150,534,309.36/207,350,285.12 = 106,405,441.60/x
  3. Step 3: Cross multiply
    150,534,309.36x = 207,350,285.12 × 106,405,441.60
  4. Step 4: Simplify right side
    150,534,309.36x = 22,063,198,654,079,508
  5. Step 5: Solve for x
    x = 22,063,198,654,079,508/150,534,309.36
  6. Step 6: Final answer
    x = 146,565,914.10

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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.