Home / 98,079,115.77-135,358,749.72-73,256,254.01

Finding the Fourth Proportional to 98,079,115.77, 135,358,749.72 and 73,256,254.01

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Solution

The fourth proportional to 98,079,115.77, 135,358,749.72 and 73,256,254.01 is: 101,100,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,079,115.77 : 135,358,749.72 = 73,256,254.01 : x
  2. Step 2: Convert to fraction form
    98,079,115.77/135,358,749.72 = 73,256,254.01/x
  3. Step 3: Cross multiply
    98,079,115.77x = 135,358,749.72 × 73,256,254.01
  4. Step 4: Simplify right side
    98,079,115.77x = 9,915,874,951,287,542
  5. Step 5: Solve for x
    x = 9,915,874,951,287,542/98,079,115.77
  6. Step 6: Final answer
    x = 101,100,778.42

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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.