Home / 164,382,448.01-226,839,717.12-90,043,338.37

Finding the Fourth Proportional to 164,382,448.01, 226,839,717.12 and 90,043,338.37

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Solution

The fourth proportional to 164,382,448.01, 226,839,717.12 and 90,043,338.37 is: 124,255,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,382,448.01 : 226,839,717.12 = 90,043,338.37 : x
  2. Step 2: Convert to fraction form
    164,382,448.01/226,839,717.12 = 90,043,338.37/x
  3. Step 3: Cross multiply
    164,382,448.01x = 226,839,717.12 × 90,043,338.37
  4. Step 4: Simplify right side
    164,382,448.01x = 20,425,405,404,391,244
  5. Step 5: Solve for x
    x = 20,425,405,404,391,244/164,382,448.01
  6. Step 6: Final answer
    x = 124,255,391.32

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1.5x scale

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.