Home / 85,337,944.31-117,766,673.16-46,179,716.78

Finding the Fourth Proportional to 85,337,944.31, 117,766,673.16 and 46,179,716.78

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Solution

The fourth proportional to 85,337,944.31, 117,766,673.16 and 46,179,716.78 is: 63,728,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,337,944.31 : 117,766,673.16 = 46,179,716.78 : x
  2. Step 2: Convert to fraction form
    85,337,944.31/117,766,673.16 = 46,179,716.78/x
  3. Step 3: Cross multiply
    85,337,944.31x = 117,766,673.16 × 46,179,716.78
  4. Step 4: Simplify right side
    85,337,944.31x = 5,438,431,612,772,870
  5. Step 5: Solve for x
    x = 5,438,431,612,772,870/85,337,944.31
  6. Step 6: Final answer
    x = 63,728,176.92

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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.