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Finding the Third Proportional to 70,613,021 and 152,373,168

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Solution

The third proportional to 70,613,021 and 152,373,168 is: 328,800,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,613,021 : 152,373,168 = 152,373,168 : x
  2. Step 2: Convert to fraction form
    70,613,021/152,373,168 = 152,373,168/x
  3. Step 3: Cross multiply
    70,613,021x = 152,373,168 × 152,373,168
  4. Step 4: Simplify right side
    70,613,021x = 23,217,582,326,356,224
  5. Step 5: Solve for x
    x = 23,217,582,326,356,224/70,613,021
  6. Step 6: Final answer
    x = 328,800,297.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.