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Finding the Third Proportional to 30,137,058 and 66,006,980

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Solution

The third proportional to 30,137,058 and 66,006,980 is: 144,570,230.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137,058 : 66,006,980 = 66,006,980 : x
  2. Step 2: Convert to fraction form
    30,137,058/66,006,980 = 66,006,980/x
  3. Step 3: Cross multiply
    30,137,058x = 66,006,980 × 66,006,980
  4. Step 4: Simplify right side
    30,137,058x = 4,356,921,408,720,400
  5. Step 5: Solve for x
    x = 4,356,921,408,720,400/30,137,058
  6. Step 6: Final answer
    x = 144,570,230.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.