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Finding the Third Proportional to 66,374,160.75 and 104,121,419.63

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Solution

The third proportional to 66,374,160.75 and 104,121,419.63 is: 163,335,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,374,160.75 : 104,121,419.63 = 104,121,419.63 : x
  2. Step 2: Convert to fraction form
    66,374,160.75/104,121,419.63 = 104,121,419.63/x
  3. Step 3: Cross multiply
    66,374,160.75x = 104,121,419.63 × 104,121,419.63
  4. Step 4: Simplify right side
    66,374,160.75x = 10,841,270,024,725,336
  5. Step 5: Solve for x
    x = 10,841,270,024,725,336/66,374,160.75
  6. Step 6: Final answer
    x = 163,335,700.25

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.