Home / 38,419,426,856,802-53,018,809,062,410-21,976,732,279,800

Finding the Fourth Proportional to 38,419,426,856,802, 53,018,809,062,410 and 21,976,732,279,800

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Solution

The fourth proportional to 38,419,426,856,802, 53,018,809,062,410 and 21,976,732,279,800 is: 30,327,890,546,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419,426,856,802 : 53,018,809,062,410 = 21,976,732,279,800 : x
  2. Step 2: Convert to fraction form
    38,419,426,856,802/53,018,809,062,410 = 21,976,732,279,800/x
  3. Step 3: Cross multiply
    38,419,426,856,802x = 53,018,809,062,410 × 21,976,732,279,800
  4. Step 4: Simplify right side
    38,419,426,856,802x = 1,165,180,172,558,418,613,997,928,448
  5. Step 5: Solve for x
    x = 1,165,180,172,558,418,613,997,928,448/38,419,426,856,802
  6. Step 6: Final answer
    x = 30,327,890,546,137.29

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1.5x scale

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.