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Finding the Third Proportional to 143,945,334 and 310,827,447

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Solution

The third proportional to 143,945,334 and 310,827,447 is: 671,183,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,945,334 : 310,827,447 = 310,827,447 : x
  2. Step 2: Convert to fraction form
    143,945,334/310,827,447 = 310,827,447/x
  3. Step 3: Cross multiply
    143,945,334x = 310,827,447 × 310,827,447
  4. Step 4: Simplify right side
    143,945,334x = 96,613,701,808,537,808
  5. Step 5: Solve for x
    x = 96,613,701,808,537,808/143,945,334
  6. Step 6: Final answer
    x = 671,183,282.74

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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.