Home / 460,770,214.28-691,647,157.08-198,584,156.84

Finding the Fourth Proportional to 460,770,214.28, 691,647,157.08 and 198,584,156.84

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Solution

The fourth proportional to 460,770,214.28, 691,647,157.08 and 198,584,156.84 is: 298,088,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,770,214.28 : 691,647,157.08 = 198,584,156.84 : x
  2. Step 2: Convert to fraction form
    460,770,214.28/691,647,157.08 = 198,584,156.84/x
  3. Step 3: Cross multiply
    460,770,214.28x = 691,647,157.08 × 198,584,156.84
  4. Step 4: Simplify right side
    460,770,214.28x = 137,350,167,519,514,848
  5. Step 5: Solve for x
    x = 137,350,167,519,514,848/460,770,214.28
  6. Step 6: Final answer
    x = 298,088,208.10

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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.