Home / 320,341,851.07-442,067,773.03-188,194,893.55

Finding the Fourth Proportional to 320,341,851.07, 442,067,773.03 and 188,194,893.55

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Solution

The fourth proportional to 320,341,851.07, 442,067,773.03 and 188,194,893.55 is: 259,706,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,341,851.07 : 442,067,773.03 = 188,194,893.55 : x
  2. Step 2: Convert to fraction form
    320,341,851.07/442,067,773.03 = 188,194,893.55/x
  3. Step 3: Cross multiply
    320,341,851.07x = 442,067,773.03 × 188,194,893.55
  4. Step 4: Simplify right side
    320,341,851.07x = 83,194,897,485,690,752
  5. Step 5: Solve for x
    x = 83,194,897,485,690,752/320,341,851.07
  6. Step 6: Final answer
    x = 259,706,614.07

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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.