Home / 38,419,426,856,294-53,018,809,061,696-21,976,732,279,290

Finding the Fourth Proportional to 38,419,426,856,294, 53,018,809,061,696 and 21,976,732,279,290

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Solution

The fourth proportional to 38,419,426,856,294, 53,018,809,061,696 and 21,976,732,279,290 is: 30,327,890,545,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419,426,856,294 : 53,018,809,061,696 = 21,976,732,279,290 : x
  2. Step 2: Convert to fraction form
    38,419,426,856,294/53,018,809,061,696 = 21,976,732,279,290/x
  3. Step 3: Cross multiply
    38,419,426,856,294x = 53,018,809,061,696 × 21,976,732,279,290
  4. Step 4: Simplify right side
    38,419,426,856,294x = 1,165,180,172,515,687,606,412,902,400
  5. Step 5: Solve for x
    x = 1,165,180,172,515,687,606,412,902,400/38,419,426,856,294
  6. Step 6: Final answer
    x = 30,327,890,545,426.08

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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.