Home / 476,857,060.80-715,285,591.20-448,135,627.20

Finding the Fourth Proportional to 476,857,060.80, 715,285,591.20 and 448,135,627.20

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Solution

The fourth proportional to 476,857,060.80, 715,285,591.20 and 448,135,627.20 is: 672,203,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,857,060.80 : 715,285,591.20 = 448,135,627.20 : x
  2. Step 2: Convert to fraction form
    476,857,060.80/715,285,591.20 = 448,135,627.20/x
  3. Step 3: Cross multiply
    476,857,060.80x = 715,285,591.20 × 448,135,627.20
  4. Step 4: Simplify right side
    476,857,060.80x = 320,544,957,039,534,784
  5. Step 5: Solve for x
    x = 320,544,957,039,534,784/476,857,060.80
  6. Step 6: Final answer
    x = 672,203,440.80

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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.