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Finding the Third Proportional to 64,802,708 and 91,153,038

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Solution

The third proportional to 64,802,708 and 91,153,038 is: 128,218,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,802,708 : 91,153,038 = 91,153,038 : x
  2. Step 2: Convert to fraction form
    64,802,708/91,153,038 = 91,153,038/x
  3. Step 3: Cross multiply
    64,802,708x = 91,153,038 × 91,153,038
  4. Step 4: Simplify right side
    64,802,708x = 8,308,876,336,629,444
  5. Step 5: Solve for x
    x = 8,308,876,336,629,444/64,802,708
  6. Step 6: Final answer
    x = 128,218,042.01

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.