Home / 74,550,099.05-111,787,728.39-43,435,827.44

Finding the Fourth Proportional to 74,550,099.05, 111,787,728.39 and 43,435,827.44

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Solution

The fourth proportional to 74,550,099.05, 111,787,728.39 and 43,435,827.44 is: 65,131,938.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,550,099.05 : 111,787,728.39 = 43,435,827.44 : x
  2. Step 2: Convert to fraction form
    74,550,099.05/111,787,728.39 = 43,435,827.44/x
  3. Step 3: Cross multiply
    74,550,099.05x = 111,787,728.39 × 43,435,827.44
  4. Step 4: Simplify right side
    74,550,099.05x = 4,855,592,480,257,629
  5. Step 5: Solve for x
    x = 4,855,592,480,257,629/74,550,099.05
  6. Step 6: Final answer
    x = 65,131,938.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.