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Finding the Third Proportional to 43,266,816 and 64,765,440

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Solution

The third proportional to 43,266,816 and 64,765,440 is: 96,946,403.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266,816 : 64,765,440 = 64,765,440 : x
  2. Step 2: Convert to fraction form
    43,266,816/64,765,440 = 64,765,440/x
  3. Step 3: Cross multiply
    43,266,816x = 64,765,440 × 64,765,440
  4. Step 4: Simplify right side
    43,266,816x = 4,194,562,218,393,600
  5. Step 5: Solve for x
    x = 4,194,562,218,393,600/43,266,816
  6. Step 6: Final answer
    x = 96,946,403.88

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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.