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Finding the Third Proportional to 69,566,148 and 151,119,252

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Solution

The third proportional to 69,566,148 and 151,119,252 is: 328,277,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,566,148 : 151,119,252 = 151,119,252 : x
  2. Step 2: Convert to fraction form
    69,566,148/151,119,252 = 151,119,252/x
  3. Step 3: Cross multiply
    69,566,148x = 151,119,252 × 151,119,252
  4. Step 4: Simplify right side
    69,566,148x = 22,837,028,325,039,504
  5. Step 5: Solve for x
    x = 22,837,028,325,039,504/69,566,148
  6. Step 6: Final answer
    x = 328,277,890.63

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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.