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Finding the Third Proportional to 201,397,613 and 310,993,154

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Solution

The third proportional to 201,397,613 and 310,993,154 is: 480,227,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,613 : 310,993,154 = 310,993,154 : x
  2. Step 2: Convert to fraction form
    201,397,613/310,993,154 = 310,993,154/x
  3. Step 3: Cross multiply
    201,397,613x = 310,993,154 × 310,993,154
  4. Step 4: Simplify right side
    201,397,613x = 96,716,741,834,867,712
  5. Step 5: Solve for x
    x = 96,716,741,834,867,712/201,397,613
  6. Step 6: Final answer
    x = 480,227,845.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.