Home / 629,019,587.97-868,049,662.10-346,755,834

Finding the Fourth Proportional to 629,019,587.97, 868,049,662.10 and 346,755,834

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Solution

The fourth proportional to 629,019,587.97, 868,049,662.10 and 346,755,834 is: 478,524,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,019,587.97 : 868,049,662.10 = 346,755,834 : x
  2. Step 2: Convert to fraction form
    629,019,587.97/868,049,662.10 = 346,755,834/x
  3. Step 3: Cross multiply
    629,019,587.97x = 868,049,662.10 × 346,755,834
  4. Step 4: Simplify right side
    629,019,587.97x = 301,001,284,533,169,920
  5. Step 5: Solve for x
    x = 301,001,284,533,169,920/629,019,587.97
  6. Step 6: Final answer
    x = 478,524,501.13

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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.