Home / 195,266,862.72-269,450,460.99-115,868,243.25

Finding the Fourth Proportional to 195,266,862.72, 269,450,460.99 and 115,868,243.25

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Solution

The fourth proportional to 195,266,862.72, 269,450,460.99 and 115,868,243.25 is: 159,887,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,266,862.72 : 269,450,460.99 = 115,868,243.25 : x
  2. Step 2: Convert to fraction form
    195,266,862.72/269,450,460.99 = 115,868,243.25/x
  3. Step 3: Cross multiply
    195,266,862.72x = 269,450,460.99 × 115,868,243.25
  4. Step 4: Simplify right side
    195,266,862.72x = 31,220,751,557,813,956
  5. Step 5: Solve for x
    x = 31,220,751,557,813,956/195,266,862.72
  6. Step 6: Final answer
    x = 159,887,607.77

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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.