Home / 90,761,707.44-125,251,955.64-49,508,783.28

Finding the Fourth Proportional to 90,761,707.44, 125,251,955.64 and 49,508,783.28

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Solution

The fourth proportional to 90,761,707.44, 125,251,955.64 and 49,508,783.28 is: 68,322,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,761,707.44 : 125,251,955.64 = 49,508,783.28 : x
  2. Step 2: Convert to fraction form
    90,761,707.44/125,251,955.64 = 49,508,783.28/x
  3. Step 3: Cross multiply
    90,761,707.44x = 125,251,955.64 × 49,508,783.28
  4. Step 4: Simplify right side
    90,761,707.44x = 6,201,071,927,176,934
  5. Step 5: Solve for x
    x = 6,201,071,927,176,934/90,761,707.44
  6. Step 6: Final answer
    x = 68,322,556.97

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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.