Home / 104,183,721.60-156,331,569.60-43,605,571.20

Finding the Fourth Proportional to 104,183,721.60, 156,331,569.60 and 43,605,571.20

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Solution

The fourth proportional to 104,183,721.60, 156,331,569.60 and 43,605,571.20 is: 65,431,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183,721.60 : 156,331,569.60 = 43,605,571.20 : x
  2. Step 2: Convert to fraction form
    104,183,721.60/156,331,569.60 = 43,605,571.20/x
  3. Step 3: Cross multiply
    104,183,721.60x = 156,331,569.60 × 43,605,571.20
  4. Step 4: Simplify right side
    104,183,721.60x = 6,816,927,389,000,556
  5. Step 5: Solve for x
    x = 6,816,927,389,000,556/104,183,721.60
  6. Step 6: Final answer
    x = 65,431,789.96

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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.