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Finding the Third Proportional to 90,587,581,107 and 197,079,637,587.75

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Solution

The third proportional to 90,587,581,107 and 197,079,637,587.75 is: 428,760,577,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,587,581,107 : 197,079,637,587.75 = 197,079,637,587.75 : x
  2. Step 2: Convert to fraction form
    90,587,581,107/197,079,637,587.75 = 197,079,637,587.75/x
  3. Step 3: Cross multiply
    90,587,581,107x = 197,079,637,587.75 × 197,079,637,587.75
  4. Step 4: Simplify right side
    90,587,581,107x = 38,840,383,551,718,884,900,864
  5. Step 5: Solve for x
    x = 38,840,383,551,718,884,900,864/90,587,581,107
  6. Step 6: Final answer
    x = 428,760,577,080.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.