Home / 356,827,167.88-491,504,010.06-252,225,407.32

Finding the Fourth Proportional to 356,827,167.88, 491,504,010.06 and 252,225,407.32

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Solution

The fourth proportional to 356,827,167.88, 491,504,010.06 and 252,225,407.32 is: 347,422,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,827,167.88 : 491,504,010.06 = 252,225,407.32 : x
  2. Step 2: Convert to fraction form
    356,827,167.88/491,504,010.06 = 252,225,407.32/x
  3. Step 3: Cross multiply
    356,827,167.88x = 491,504,010.06 × 252,225,407.32
  4. Step 4: Simplify right side
    356,827,167.88x = 123,969,799,136,796,880
  5. Step 5: Solve for x
    x = 123,969,799,136,796,880/356,827,167.88
  6. Step 6: Final answer
    x = 347,422,534.76

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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.