Home / 97,988,878.60-135,223,579.38-53,934,935.56

Finding the Fourth Proportional to 97,988,878.60, 135,223,579.38 and 53,934,935.56

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Solution

The fourth proportional to 97,988,878.60, 135,223,579.38 and 53,934,935.56 is: 74,429,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,878.60 : 135,223,579.38 = 53,934,935.56 : x
  2. Step 2: Convert to fraction form
    97,988,878.60/135,223,579.38 = 53,934,935.56/x
  3. Step 3: Cross multiply
    97,988,878.60x = 135,223,579.38 × 53,934,935.56
  4. Step 4: Simplify right side
    97,988,878.60x = 7,293,275,040,052,845
  5. Step 5: Solve for x
    x = 7,293,275,040,052,845/97,988,878.60
  6. Step 6: Final answer
    x = 74,429,620.42

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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.