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Finding the Third Proportional to 63,717,971.63 and 139,006,631.25

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Solution

The third proportional to 63,717,971.63 and 139,006,631.25 is: 303,255,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,717,971.63 : 139,006,631.25 = 139,006,631.25 : x
  2. Step 2: Convert to fraction form
    63,717,971.63/139,006,631.25 = 139,006,631.25/x
  3. Step 3: Cross multiply
    63,717,971.63x = 139,006,631.25 × 139,006,631.25
  4. Step 4: Simplify right side
    63,717,971.63x = 19,322,843,531,473,476
  5. Step 5: Solve for x
    x = 19,322,843,531,473,476/63,717,971.63
  6. Step 6: Final answer
    x = 303,255,785.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.