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Finding the Third Proportional to 75,969,915 and 154,624,656

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Solution

The third proportional to 75,969,915 and 154,624,656 is: 314,713,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,969,915 : 154,624,656 = 154,624,656 : x
  2. Step 2: Convert to fraction form
    75,969,915/154,624,656 = 154,624,656/x
  3. Step 3: Cross multiply
    75,969,915x = 154,624,656 × 154,624,656
  4. Step 4: Simplify right side
    75,969,915x = 23,908,784,243,118,336
  5. Step 5: Solve for x
    x = 23,908,784,243,118,336/75,969,915
  6. Step 6: Final answer
    x = 314,713,847.49

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.