Home / 164,382,487.77-226,839,771.87-90,043,378.05

Finding the Fourth Proportional to 164,382,487.77, 226,839,771.87 and 90,043,378.05

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Solution

The fourth proportional to 164,382,487.77, 226,839,771.87 and 90,043,378.05 is: 124,255,446.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,382,487.77 : 226,839,771.87 = 90,043,378.05 : x
  2. Step 2: Convert to fraction form
    164,382,487.77/226,839,771.87 = 90,043,378.05/x
  3. Step 3: Cross multiply
    164,382,487.77x = 226,839,771.87 × 90,043,378.05
  4. Step 4: Simplify right side
    164,382,487.77x = 20,425,419,335,266,164
  5. Step 5: Solve for x
    x = 20,425,419,335,266,164/164,382,487.77
  6. Step 6: Final answer
    x = 124,255,446.02

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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.