Home / 146,373,771.25-201,993,920.87-83,649,149.81

Finding the Fourth Proportional to 146,373,771.25, 201,993,920.87 and 83,649,149.81

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Solution

The fourth proportional to 146,373,771.25, 201,993,920.87 and 83,649,149.81 is: 115,434,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,373,771.25 : 201,993,920.87 = 83,649,149.81 : x
  2. Step 2: Convert to fraction form
    146,373,771.25/201,993,920.87 = 83,649,149.81/x
  3. Step 3: Cross multiply
    146,373,771.25x = 201,993,920.87 × 83,649,149.81
  4. Step 4: Simplify right side
    146,373,771.25x = 16,896,619,747,563,916
  5. Step 5: Solve for x
    x = 16,896,619,747,563,916/146,373,771.25
  6. Step 6: Final answer
    x = 115,434,750.39

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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.