Home / 85,281,067.98-117,687,873.78-46,122,844.73

Finding the Fourth Proportional to 85,281,067.98, 117,687,873.78 and 46,122,844.73

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Solution

The fourth proportional to 85,281,067.98, 117,687,873.78 and 46,122,844.73 is: 63,649,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,281,067.98 : 117,687,873.78 = 46,122,844.73 : x
  2. Step 2: Convert to fraction form
    85,281,067.98/117,687,873.78 = 46,122,844.73/x
  3. Step 3: Cross multiply
    85,281,067.98x = 117,687,873.78 × 46,122,844.73
  4. Step 4: Simplify right side
    85,281,067.98x = 5,428,099,528,370,339
  5. Step 5: Solve for x
    x = 5,428,099,528,370,339/85,281,067.98
  6. Step 6: Final answer
    x = 63,649,525.70

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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.