Home / 104,183,680.60-156,331,508.10-43,605,530.20

Finding the Fourth Proportional to 104,183,680.60, 156,331,508.10 and 43,605,530.20

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Solution

The fourth proportional to 104,183,680.60, 156,331,508.10 and 43,605,530.20 is: 65,431,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183,680.60 : 156,331,508.10 = 43,605,530.20 : x
  2. Step 2: Convert to fraction form
    104,183,680.60/156,331,508.10 = 43,605,530.20/x
  3. Step 3: Cross multiply
    104,183,680.60x = 156,331,508.10 × 43,605,530.20
  4. Step 4: Simplify right side
    104,183,680.60x = 6,816,918,297,666,095
  5. Step 5: Solve for x
    x = 6,816,918,297,666,095/104,183,680.60
  6. Step 6: Final answer
    x = 65,431,728.45

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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.