Home / 205,646,200.19-308,458,436.19-67,453,604.06

Finding the Fourth Proportional to 205,646,200.19, 308,458,436.19 and 67,453,604.06

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Solution

The fourth proportional to 205,646,200.19, 308,458,436.19 and 67,453,604.06 is: 101,176,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,646,200.19 : 308,458,436.19 = 67,453,604.06 : x
  2. Step 2: Convert to fraction form
    205,646,200.19/308,458,436.19 = 67,453,604.06/x
  3. Step 3: Cross multiply
    205,646,200.19x = 308,458,436.19 × 67,453,604.06
  4. Step 4: Simplify right side
    205,646,200.19x = 20,806,633,222,184,744
  5. Step 5: Solve for x
    x = 20,806,633,222,184,744/205,646,200.19
  6. Step 6: Final answer
    x = 101,176,842.57

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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.