Home / 527,147,102.76-790,163,146.26-194,940,643.56

Finding the Fourth Proportional to 527,147,102.76, 790,163,146.26 and 194,940,643.56

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Solution

The fourth proportional to 527,147,102.76, 790,163,146.26 and 194,940,643.56 is: 292,204,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,147,102.76 : 790,163,146.26 = 194,940,643.56 : x
  2. Step 2: Convert to fraction form
    527,147,102.76/790,163,146.26 = 194,940,643.56/x
  3. Step 3: Cross multiply
    527,147,102.76x = 790,163,146.26 × 194,940,643.56
  4. Step 4: Simplify right side
    527,147,102.76x = 154,034,912,249,318,816
  5. Step 5: Solve for x
    x = 154,034,912,249,318,816/527,147,102.76
  6. Step 6: Final answer
    x = 292,204,797.19

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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.