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Finding the Third Proportional to 63,919,310 and 98,862,070

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Solution

The third proportional to 63,919,310 and 98,862,070 is: 152,906,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,919,310 : 98,862,070 = 98,862,070 : x
  2. Step 2: Convert to fraction form
    63,919,310/98,862,070 = 98,862,070/x
  3. Step 3: Cross multiply
    63,919,310x = 98,862,070 × 98,862,070
  4. Step 4: Simplify right side
    63,919,310x = 9,773,708,884,684,900
  5. Step 5: Solve for x
    x = 9,773,708,884,684,900/63,919,310
  6. Step 6: Final answer
    x = 152,906,983.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.