Home / 363,572,067.52-501,730,014.52-206,939,172.88

Finding the Fourth Proportional to 363,572,067.52, 501,730,014.52 and 206,939,172.88

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Solution

The fourth proportional to 363,572,067.52, 501,730,014.52 and 206,939,172.88 is: 285,576,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,572,067.52 : 501,730,014.52 = 206,939,172.88 : x
  2. Step 2: Convert to fraction form
    363,572,067.52/501,730,014.52 = 206,939,172.88/x
  3. Step 3: Cross multiply
    363,572,067.52x = 501,730,014.52 × 206,939,172.88
  4. Step 4: Simplify right side
    363,572,067.52x = 103,827,594,213,839,184
  5. Step 5: Solve for x
    x = 103,827,594,213,839,184/363,572,067.52
  6. Step 6: Final answer
    x = 285,576,378.08

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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.