Home / 143,085,270.60-214,627,905.90-133,519,332.60

Finding the Fourth Proportional to 143,085,270.60, 214,627,905.90 and 133,519,332.60

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Solution

The fourth proportional to 143,085,270.60, 214,627,905.90 and 133,519,332.60 is: 200,278,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,085,270.60 : 214,627,905.90 = 133,519,332.60 : x
  2. Step 2: Convert to fraction form
    143,085,270.60/214,627,905.90 = 133,519,332.60/x
  3. Step 3: Cross multiply
    143,085,270.60x = 214,627,905.90 × 133,519,332.60
  4. Step 4: Simplify right side
    143,085,270.60x = 28,656,974,753,103,600
  5. Step 5: Solve for x
    x = 28,656,974,753,103,600/143,085,270.60
  6. Step 6: Final answer
    x = 200,278,998.90

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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.