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Finding the Third Proportional to 79,390,605.73 and 171,973,473.05

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Solution

The third proportional to 79,390,605.73 and 171,973,473.05 is: 372,523,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,390,605.73 : 171,973,473.05 = 171,973,473.05 : x
  2. Step 2: Convert to fraction form
    79,390,605.73/171,973,473.05 = 171,973,473.05/x
  3. Step 3: Cross multiply
    79,390,605.73x = 171,973,473.05 × 171,973,473.05
  4. Step 4: Simplify right side
    79,390,605.73x = 29,574,875,431,805,964
  5. Step 5: Solve for x
    x = 29,574,875,431,805,964/79,390,605.73
  6. Step 6: Final answer
    x = 372,523,614.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.