Home / 82,159,375.36-113,383,480.94-45,489,946.36

Finding the Fourth Proportional to 82,159,375.36, 113,383,480.94 and 45,489,946.36

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Solution

The fourth proportional to 82,159,375.36, 113,383,480.94 and 45,489,946.36 is: 62,778,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,159,375.36 : 113,383,480.94 = 45,489,946.36 : x
  2. Step 2: Convert to fraction form
    82,159,375.36/113,383,480.94 = 45,489,946.36/x
  3. Step 3: Cross multiply
    82,159,375.36x = 113,383,480.94 × 45,489,946.36
  4. Step 4: Simplify right side
    82,159,375.36x = 5,157,808,465,815,128
  5. Step 5: Solve for x
    x = 5,157,808,465,815,128/82,159,375.36
  6. Step 6: Final answer
    x = 62,778,087.63

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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.