Home / 379,361,653.68-523,512,270.36-214,345,680.24

Finding the Fourth Proportional to 379,361,653.68, 523,512,270.36 and 214,345,680.24

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Solution

The fourth proportional to 379,361,653.68, 523,512,270.36 and 214,345,680.24 is: 295,793,190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,361,653.68 : 523,512,270.36 = 214,345,680.24 : x
  2. Step 2: Convert to fraction form
    379,361,653.68/523,512,270.36 = 214,345,680.24/x
  3. Step 3: Cross multiply
    379,361,653.68x = 523,512,270.36 × 214,345,680.24
  4. Step 4: Simplify right side
    379,361,653.68x = 112,212,593,704,300,992
  5. Step 5: Solve for x
    x = 112,212,593,704,300,992/379,361,653.68
  6. Step 6: Final answer
    x = 295,793,190.00

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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.