Home / 195,266,828.30-269,450,413.65-115,868,208.83

Finding the Fourth Proportional to 195,266,828.30, 269,450,413.65 and 115,868,208.83

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Solution

The fourth proportional to 195,266,828.30, 269,450,413.65 and 115,868,208.83 is: 159,887,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,266,828.30 : 269,450,413.65 = 115,868,208.83 : x
  2. Step 2: Convert to fraction form
    195,266,828.30/269,450,413.65 = 115,868,208.83/x
  3. Step 3: Cross multiply
    195,266,828.30x = 269,450,413.65 × 115,868,208.83
  4. Step 4: Simplify right side
    195,266,828.30x = 31,220,736,796,780,828
  5. Step 5: Solve for x
    x = 31,220,736,796,780,828/195,266,828.30
  6. Step 6: Final answer
    x = 159,887,560.37

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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.