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Finding the Third Proportional to 64,421,502 and 97,569,990

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Solution

The third proportional to 64,421,502 and 97,569,990 is: 147,775,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,421,502 : 97,569,990 = 97,569,990 : x
  2. Step 2: Convert to fraction form
    64,421,502/97,569,990 = 97,569,990/x
  3. Step 3: Cross multiply
    64,421,502x = 97,569,990 × 97,569,990
  4. Step 4: Simplify right side
    64,421,502x = 9,519,902,948,600,100
  5. Step 5: Solve for x
    x = 9,519,902,948,600,100/64,421,502
  6. Step 6: Final answer
    x = 147,775,240.46

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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.