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Finding the Third Proportional to 48,478,085 and 77,175,512.50

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Solution

The third proportional to 48,478,085 and 77,175,512.50 is: 122,860,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,478,085 : 77,175,512.50 = 77,175,512.50 : x
  2. Step 2: Convert to fraction form
    48,478,085/77,175,512.50 = 77,175,512.50/x
  3. Step 3: Cross multiply
    48,478,085x = 77,175,512.50 × 77,175,512.50
  4. Step 4: Simplify right side
    48,478,085x = 5,956,059,729,637,656
  5. Step 5: Solve for x
    x = 5,956,059,729,637,656/48,478,085
  6. Step 6: Final answer
    x = 122,860,870.63

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.