Home / 79,680,350.52-109,959,111.45-46,196,336.84

Finding the Fourth Proportional to 79,680,350.52, 109,959,111.45 and 46,196,336.84

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Solution

The fourth proportional to 79,680,350.52, 109,959,111.45 and 46,196,336.84 is: 63,751,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,680,350.52 : 109,959,111.45 = 46,196,336.84 : x
  2. Step 2: Convert to fraction form
    79,680,350.52/109,959,111.45 = 46,196,336.84/x
  3. Step 3: Cross multiply
    79,680,350.52x = 109,959,111.45 × 46,196,336.84
  4. Step 4: Simplify right side
    79,680,350.52x = 5,079,708,150,621,505
  5. Step 5: Solve for x
    x = 5,079,708,150,621,505/79,680,350.52
  6. Step 6: Final answer
    x = 63,751,076.86

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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.