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Finding the Third Proportional to 64,421,568 and 97,570,089

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Solution

The third proportional to 64,421,568 and 97,570,089 is: 147,775,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,421,568 : 97,570,089 = 97,570,089 : x
  2. Step 2: Convert to fraction form
    64,421,568/97,570,089 = 97,570,089/x
  3. Step 3: Cross multiply
    64,421,568x = 97,570,089 × 97,570,089
  4. Step 4: Simplify right side
    64,421,568x = 9,519,922,267,467,920
  5. Step 5: Solve for x
    x = 9,519,922,267,467,920/64,421,568
  6. Step 6: Final answer
    x = 147,775,388.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.