Home / 436,851,149.28-655,276,729.38-104,858,158.28

Finding the Fourth Proportional to 436,851,149.28, 655,276,729.38 and 104,858,158.28

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Solution

The fourth proportional to 436,851,149.28, 655,276,729.38 and 104,858,158.28 is: 157,287,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,851,149.28 : 655,276,729.38 = 104,858,158.28 : x
  2. Step 2: Convert to fraction form
    436,851,149.28/655,276,729.38 = 104,858,158.28/x
  3. Step 3: Cross multiply
    436,851,149.28x = 655,276,729.38 × 104,858,158.28
  4. Step 4: Simplify right side
    436,851,149.28x = 68,711,111,007,140,824
  5. Step 5: Solve for x
    x = 68,711,111,007,140,824/436,851,149.28
  6. Step 6: Final answer
    x = 157,287,238.73

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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.