Home / 225,071,992.14-310,612,438.95-125,951,883.90

Finding the Fourth Proportional to 225,071,992.14, 310,612,438.95 and 125,951,883.90

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Solution

The fourth proportional to 225,071,992.14, 310,612,438.95 and 125,951,883.90 is: 173,820,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,071,992.14 : 310,612,438.95 = 125,951,883.90 : x
  2. Step 2: Convert to fraction form
    225,071,992.14/310,612,438.95 = 125,951,883.90/x
  3. Step 3: Cross multiply
    225,071,992.14x = 310,612,438.95 × 125,951,883.90
  4. Step 4: Simplify right side
    225,071,992.14x = 39,122,221,848,526,240
  5. Step 5: Solve for x
    x = 39,122,221,848,526,240/225,071,992.14
  6. Step 6: Final answer
    x = 173,820,924.93

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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.