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Finding the Third Proportional to 64,266,378 and 97,905,410

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Solution

The third proportional to 64,266,378 and 97,905,410 is: 149,152,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,266,378 : 97,905,410 = 97,905,410 : x
  2. Step 2: Convert to fraction form
    64,266,378/97,905,410 = 97,905,410/x
  3. Step 3: Cross multiply
    64,266,378x = 97,905,410 × 97,905,410
  4. Step 4: Simplify right side
    64,266,378x = 9,585,469,307,268,100
  5. Step 5: Solve for x
    x = 9,585,469,307,268,100/64,266,378
  6. Step 6: Final answer
    x = 149,152,163.32

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.