Home / 629,857,636.80-944,786,455.20-476,802,628.80

Finding the Fourth Proportional to 629,857,636.80, 944,786,455.20 and 476,802,628.80

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Solution

The fourth proportional to 629,857,636.80, 944,786,455.20 and 476,802,628.80 is: 715,203,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,636.80 : 944,786,455.20 = 476,802,628.80 : x
  2. Step 2: Convert to fraction form
    629,857,636.80/944,786,455.20 = 476,802,628.80/x
  3. Step 3: Cross multiply
    629,857,636.80x = 944,786,455.20 × 476,802,628.80
  4. Step 4: Simplify right side
    629,857,636.80x = 450,476,665,493,993,472
  5. Step 5: Solve for x
    x = 450,476,665,493,993,472/629,857,636.80
  6. Step 6: Final answer
    x = 715,203,943.20

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1.5x scale

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.