Home / 68,917,110.88-103,313,097.04-34,384,074.72

Finding the Fourth Proportional to 68,917,110.88, 103,313,097.04 and 34,384,074.72

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Solution

The fourth proportional to 68,917,110.88, 103,313,097.04 and 34,384,074.72 is: 51,544,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917,110.88 : 103,313,097.04 = 34,384,074.72 : x
  2. Step 2: Convert to fraction form
    68,917,110.88/103,313,097.04 = 34,384,074.72/x
  3. Step 3: Cross multiply
    68,917,110.88x = 103,313,097.04 × 34,384,074.72
  4. Step 4: Simplify right side
    68,917,110.88x = 3,552,325,248,177,971
  5. Step 5: Solve for x
    x = 3,552,325,248,177,971/68,917,110.88
  6. Step 6: Final answer
    x = 51,544,895.06

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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.