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Finding the Third Proportional to 70,672,924 and 149,494,202

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Solution

The third proportional to 70,672,924 and 149,494,202 is: 316,224,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,672,924 : 149,494,202 = 149,494,202 : x
  2. Step 2: Convert to fraction form
    70,672,924/149,494,202 = 149,494,202/x
  3. Step 3: Cross multiply
    70,672,924x = 149,494,202 × 149,494,202
  4. Step 4: Simplify right side
    70,672,924x = 22,348,516,431,616,804
  5. Step 5: Solve for x
    x = 22,348,516,431,616,804/70,672,924
  6. Step 6: Final answer
    x = 316,224,590.22

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.