Home / 326,606,448.40-450,716,109.68-177,928,791.22

Finding the Fourth Proportional to 326,606,448.40, 450,716,109.68 and 177,928,791.22

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Solution

The fourth proportional to 326,606,448.40, 450,716,109.68 and 177,928,791.22 is: 245,541,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,606,448.40 : 450,716,109.68 = 177,928,791.22 : x
  2. Step 2: Convert to fraction form
    326,606,448.40/450,716,109.68 = 177,928,791.22/x
  3. Step 3: Cross multiply
    326,606,448.40x = 450,716,109.68 × 177,928,791.22
  4. Step 4: Simplify right side
    326,606,448.40x = 80,195,372,577,214,032
  5. Step 5: Solve for x
    x = 80,195,372,577,214,032/326,606,448.40
  6. Step 6: Final answer
    x = 245,541,301.99

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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.