Home / 343,622,233.76-474,198,759.92-189,097,561.76

Finding the Fourth Proportional to 343,622,233.76, 474,198,759.92 and 189,097,561.76

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Solution

The fourth proportional to 343,622,233.76, 474,198,759.92 and 189,097,561.76 is: 260,954,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,622,233.76 : 474,198,759.92 = 189,097,561.76 : x
  2. Step 2: Convert to fraction form
    343,622,233.76/474,198,759.92 = 189,097,561.76/x
  3. Step 3: Cross multiply
    343,622,233.76x = 474,198,759.92 × 189,097,561.76
  4. Step 4: Simplify right side
    343,622,233.76x = 89,669,829,290,487,616
  5. Step 5: Solve for x
    x = 89,669,829,290,487,616/343,622,233.76
  6. Step 6: Final answer
    x = 260,954,677.78

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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.