Home / 629,858,486.40-944,031,902.40-322,992,643.20

Finding the Fourth Proportional to 629,858,486.40, 944,031,902.40 and 322,992,643.20

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Solution

The fourth proportional to 629,858,486.40, 944,031,902.40 and 322,992,643.20 is: 484,101,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,486.40 : 944,031,902.40 = 322,992,643.20 : x
  2. Step 2: Convert to fraction form
    629,858,486.40/944,031,902.40 = 322,992,643.20/x
  3. Step 3: Cross multiply
    629,858,486.40x = 944,031,902.40 × 322,992,643.20
  4. Step 4: Simplify right side
    629,858,486.40x = 304,915,359,421,300,416
  5. Step 5: Solve for x
    x = 304,915,359,421,300,416/629,858,486.40
  6. Step 6: Final answer
    x = 484,101,375.16

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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.