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Finding the Third Proportional to 68,088,579 and 141,021,982.50

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Solution

The third proportional to 68,088,579 and 141,021,982.50 is: 292,078,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,088,579 : 141,021,982.50 = 141,021,982.50 : x
  2. Step 2: Convert to fraction form
    68,088,579/141,021,982.50 = 141,021,982.50/x
  3. Step 3: Cross multiply
    68,088,579x = 141,021,982.50 × 141,021,982.50
  4. Step 4: Simplify right side
    68,088,579x = 19,887,199,548,230,308
  5. Step 5: Solve for x
    x = 19,887,199,548,230,308/68,088,579
  6. Step 6: Final answer
    x = 292,078,346.18

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.