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Finding the Third Proportional to 73,030,291 and 154,209,370

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Solution

The third proportional to 73,030,291 and 154,209,370 is: 325,625,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030,291 : 154,209,370 = 154,209,370 : x
  2. Step 2: Convert to fraction form
    73,030,291/154,209,370 = 154,209,370/x
  3. Step 3: Cross multiply
    73,030,291x = 154,209,370 × 154,209,370
  4. Step 4: Simplify right side
    73,030,291x = 23,780,529,795,796,900
  5. Step 5: Solve for x
    x = 23,780,529,795,796,900/73,030,291
  6. Step 6: Final answer
    x = 325,625,565.37

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.