Home / 313,522,548.82-432,023,593.92-242,527,033.54

Finding the Fourth Proportional to 313,522,548.82, 432,023,593.92 and 242,527,033.54

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Solution

The fourth proportional to 313,522,548.82, 432,023,593.92 and 242,527,033.54 is: 334,194,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,522,548.82 : 432,023,593.92 = 242,527,033.54 : x
  2. Step 2: Convert to fraction form
    313,522,548.82/432,023,593.92 = 242,527,033.54/x
  3. Step 3: Cross multiply
    313,522,548.82x = 432,023,593.92 × 242,527,033.54
  4. Step 4: Simplify right side
    313,522,548.82x = 104,777,400,652,707,184
  5. Step 5: Solve for x
    x = 104,777,400,652,707,184/313,522,548.82
  6. Step 6: Final answer
    x = 334,194,146.63

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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.