Home / 98,105,662.14-135,388,883.07-56,297,383.26

Finding the Fourth Proportional to 98,105,662.14, 135,388,883.07 and 56,297,383.26

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Solution

The fourth proportional to 98,105,662.14, 135,388,883.07 and 56,297,383.26 is: 77,692,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,105,662.14 : 135,388,883.07 = 56,297,383.26 : x
  2. Step 2: Convert to fraction form
    98,105,662.14/135,388,883.07 = 56,297,383.26/x
  3. Step 3: Cross multiply
    98,105,662.14x = 135,388,883.07 × 56,297,383.26
  4. Step 4: Simplify right side
    98,105,662.14x = 7,622,039,839,335,115
  5. Step 5: Solve for x
    x = 7,622,039,839,335,115/98,105,662.14
  6. Step 6: Final answer
    x = 77,692,150.21

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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.