Home / 629,857,608.30-944,786,412.45-476,802,600.30

Finding the Fourth Proportional to 629,857,608.30, 944,786,412.45 and 476,802,600.30

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Solution

The fourth proportional to 629,857,608.30, 944,786,412.45 and 476,802,600.30 is: 715,203,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,608.30 : 944,786,412.45 = 476,802,600.30 : x
  2. Step 2: Convert to fraction form
    629,857,608.30/944,786,412.45 = 476,802,600.30/x
  3. Step 3: Cross multiply
    629,857,608.30x = 944,786,412.45 × 476,802,600.30
  4. Step 4: Simplify right side
    629,857,608.30x = 450,476,618,184,268,352
  5. Step 5: Solve for x
    x = 450,476,618,184,268,352/629,857,608.30
  6. Step 6: Final answer
    x = 715,203,900.45

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Double scale
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Similar ratio
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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.