Home / 629,019,573.09-868,049,641.62-346,755,819.18

Finding the Fourth Proportional to 629,019,573.09, 868,049,641.62 and 346,755,819.18

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Solution

The fourth proportional to 629,019,573.09, 868,049,641.62 and 346,755,819.18 is: 478,524,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,019,573.09 : 868,049,641.62 = 346,755,819.18 : x
  2. Step 2: Convert to fraction form
    629,019,573.09/868,049,641.62 = 346,755,819.18/x
  3. Step 3: Cross multiply
    629,019,573.09x = 868,049,641.62 × 346,755,819.18
  4. Step 4: Simplify right side
    629,019,573.09x = 301,001,264,568,848,512
  5. Step 5: Solve for x
    x = 301,001,264,568,848,512/629,019,573.09
  6. Step 6: Final answer
    x = 478,524,480.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.