Home / 427,635,696,513.70-590,187,852,982.80-254,021,521,894.54

Finding the Fourth Proportional to 427,635,696,513.70, 590,187,852,982.80 and 254,021,521,894.54

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Solution

The fourth proportional to 427,635,696,513.70, 590,187,852,982.80 and 254,021,521,894.54 is: 350,579,752,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,635,696,513.70 : 590,187,852,982.80 = 254,021,521,894.54 : x
  2. Step 2: Convert to fraction form
    427,635,696,513.70/590,187,852,982.80 = 254,021,521,894.54/x
  3. Step 3: Cross multiply
    427,635,696,513.70x = 590,187,852,982.80 × 254,021,521,894.54
  4. Step 4: Simplify right side
    427,635,696,513.70x = 149,920,416,618,361,909,149,696
  5. Step 5: Solve for x
    x = 149,920,416,618,361,909,149,696/427,635,696,513.70
  6. Step 6: Final answer
    x = 350,579,752,440.19

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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.