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Finding the Third Proportional to 71,776,701 and 157,448,385

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Solution

The third proportional to 71,776,701 and 157,448,385 is: 345,376,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,776,701 : 157,448,385 = 157,448,385 : x
  2. Step 2: Convert to fraction form
    71,776,701/157,448,385 = 157,448,385/x
  3. Step 3: Cross multiply
    71,776,701x = 157,448,385 × 157,448,385
  4. Step 4: Simplify right side
    71,776,701x = 24,789,993,939,108,224
  5. Step 5: Solve for x
    x = 24,789,993,939,108,224/71,776,701
  6. Step 6: Final answer
    x = 345,376,613.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.