Home / 534,384,060.80-801,576,091.20-319,393,212.80

Finding the Fourth Proportional to 534,384,060.80, 801,576,091.20 and 319,393,212.80

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Solution

The fourth proportional to 534,384,060.80, 801,576,091.20 and 319,393,212.80 is: 479,089,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,384,060.80 : 801,576,091.20 = 319,393,212.80 : x
  2. Step 2: Convert to fraction form
    534,384,060.80/801,576,091.20 = 319,393,212.80/x
  3. Step 3: Cross multiply
    534,384,060.80x = 801,576,091.20 × 319,393,212.80
  4. Step 4: Simplify right side
    534,384,060.80x = 256,017,963,072,033,824
  5. Step 5: Solve for x
    x = 256,017,963,072,033,824/534,384,060.80
  6. Step 6: Final answer
    x = 479,089,819.20

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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.