Home / 68,832,773.39-103,252,009.26-20,310,626.34

Finding the Fourth Proportional to 68,832,773.39, 103,252,009.26 and 20,310,626.34

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Solution

The fourth proportional to 68,832,773.39, 103,252,009.26 and 20,310,626.34 is: 30,466,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832,773.39 : 103,252,009.26 = 20,310,626.34 : x
  2. Step 2: Convert to fraction form
    68,832,773.39/103,252,009.26 = 20,310,626.34/x
  3. Step 3: Cross multiply
    68,832,773.39x = 103,252,009.26 × 20,310,626.34
  4. Step 4: Simplify right side
    68,832,773.39x = 2,097,112,979,010,244.75
  5. Step 5: Solve for x
    x = 2,097,112,979,010,244.75/68,832,773.39
  6. Step 6: Final answer
    x = 30,466,780.22

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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.