Home / 68,917,051.85-103,313,008.59-34,384,015.67

Finding the Fourth Proportional to 68,917,051.85, 103,313,008.59 and 34,384,015.67

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Solution

The fourth proportional to 68,917,051.85, 103,313,008.59 and 34,384,015.67 is: 51,544,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917,051.85 : 103,313,008.59 = 34,384,015.67 : x
  2. Step 2: Convert to fraction form
    68,917,051.85/103,313,008.59 = 34,384,015.67/x
  3. Step 3: Cross multiply
    68,917,051.85x = 103,313,008.59 × 34,384,015.67
  4. Step 4: Simplify right side
    68,917,051.85x = 3,552,316,105,756,839.50
  5. Step 5: Solve for x
    x = 3,552,316,105,756,839.50/68,917,051.85
  6. Step 6: Final answer
    x = 51,544,806.56

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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.