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Finding the Third Proportional to 43,115,861 and 64,657,955

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Solution

The third proportional to 43,115,861 and 64,657,955 is: 96,963,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115,861 : 64,657,955 = 64,657,955 : x
  2. Step 2: Convert to fraction form
    43,115,861/64,657,955 = 64,657,955/x
  3. Step 3: Cross multiply
    43,115,861x = 64,657,955 × 64,657,955
  4. Step 4: Simplify right side
    43,115,861x = 4,180,651,144,782,025
  5. Step 5: Solve for x
    x = 4,180,651,144,782,025/43,115,861
  6. Step 6: Final answer
    x = 96,963,183.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.