Home / 629,019,588.97-868,049,663.48-346,755,835

Finding the Fourth Proportional to 629,019,588.97, 868,049,663.48 and 346,755,835

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Solution

The fourth proportional to 629,019,588.97, 868,049,663.48 and 346,755,835 is: 478,524,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,019,588.97 : 868,049,663.48 = 346,755,835 : x
  2. Step 2: Convert to fraction form
    629,019,588.97/868,049,663.48 = 346,755,835/x
  3. Step 3: Cross multiply
    629,019,588.97x = 868,049,663.48 × 346,755,835
  4. Step 4: Simplify right side
    629,019,588.97x = 301,001,285,881,476,416
  5. Step 5: Solve for x
    x = 301,001,285,881,476,416/629,019,588.97
  6. Step 6: Final answer
    x = 478,524,502.51

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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.