Home / 223,357,749.68-335,055,378.05-67,912,907.56

Finding the Fourth Proportional to 223,357,749.68, 335,055,378.05 and 67,912,907.56

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Solution

The fourth proportional to 223,357,749.68, 335,055,378.05 and 67,912,907.56 is: 101,875,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,357,749.68 : 335,055,378.05 = 67,912,907.56 : x
  2. Step 2: Convert to fraction form
    223,357,749.68/335,055,378.05 = 67,912,907.56/x
  3. Step 3: Cross multiply
    223,357,749.68x = 335,055,378.05 × 67,912,907.56
  4. Step 4: Simplify right side
    223,357,749.68x = 22,754,584,916,067,972
  5. Step 5: Solve for x
    x = 22,754,584,916,067,972/223,357,749.68
  6. Step 6: Final answer
    x = 101,875,063.43

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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.