Home / 117,719,468.33-162,451,577.09-64,795,044.38

Finding the Fourth Proportional to 117,719,468.33, 162,451,577.09 and 64,795,044.38

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Solution

The fourth proportional to 117,719,468.33, 162,451,577.09 and 64,795,044.38 is: 89,416,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,719,468.33 : 162,451,577.09 = 64,795,044.38 : x
  2. Step 2: Convert to fraction form
    117,719,468.33/162,451,577.09 = 64,795,044.38/x
  3. Step 3: Cross multiply
    117,719,468.33x = 162,451,577.09 × 64,795,044.38
  4. Step 4: Simplify right side
    117,719,468.33x = 10,526,057,146,823,568
  5. Step 5: Solve for x
    x = 10,526,057,146,823,568/117,719,468.33
  6. Step 6: Final answer
    x = 89,416,451.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.