Home / 427,635,696,513.05-590,187,852,981.91-254,021,521,893.91

Finding the Fourth Proportional to 427,635,696,513.05, 590,187,852,981.91 and 254,021,521,893.91

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Solution

The fourth proportional to 427,635,696,513.05, 590,187,852,981.91 and 254,021,521,893.91 is: 350,579,752,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,635,696,513.05 : 590,187,852,981.91 = 254,021,521,893.91 : x
  2. Step 2: Convert to fraction form
    427,635,696,513.05/590,187,852,981.91 = 254,021,521,893.91/x
  3. Step 3: Cross multiply
    427,635,696,513.05x = 590,187,852,981.91 × 254,021,521,893.91
  4. Step 4: Simplify right side
    427,635,696,513.05x = 149,920,416,617,764,002,725,888
  5. Step 5: Solve for x
    x = 149,920,416,617,764,002,725,888/427,635,696,513.05
  6. Step 6: Final answer
    x = 350,579,752,439.33

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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.