Home / 100,552,719.76-150,828,882.78-27,769,316

Finding the Fourth Proportional to 100,552,719.76, 150,828,882.78 and 27,769,316

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Solution

The fourth proportional to 100,552,719.76, 150,828,882.78 and 27,769,316 is: 41,653,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,552,719.76 : 150,828,882.78 = 27,769,316 : x
  2. Step 2: Convert to fraction form
    100,552,719.76/150,828,882.78 = 27,769,316/x
  3. Step 3: Cross multiply
    100,552,719.76x = 150,828,882.78 × 27,769,316
  4. Step 4: Simplify right side
    100,552,719.76x = 4,188,414,907,844,778.50
  5. Step 5: Solve for x
    x = 4,188,414,907,844,778.50/100,552,719.76
  6. Step 6: Final answer
    x = 41,653,919.63

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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.