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Finding the Third Proportional to 62,537,010 and 90,217,880

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Solution

The third proportional to 62,537,010 and 90,217,880 is: 130,151,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,537,010 : 90,217,880 = 90,217,880 : x
  2. Step 2: Convert to fraction form
    62,537,010/90,217,880 = 90,217,880/x
  3. Step 3: Cross multiply
    62,537,010x = 90,217,880 × 90,217,880
  4. Step 4: Simplify right side
    62,537,010x = 8,139,265,871,694,400
  5. Step 5: Solve for x
    x = 8,139,265,871,694,400/62,537,010
  6. Step 6: Final answer
    x = 130,151,183.62

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.