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Finding the Third Proportional to 43,173,444 and 70,490,885

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Solution

The third proportional to 43,173,444 and 70,490,885 is: 115,093,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,173,444 : 70,490,885 = 70,490,885 : x
  2. Step 2: Convert to fraction form
    43,173,444/70,490,885 = 70,490,885/x
  3. Step 3: Cross multiply
    43,173,444x = 70,490,885 × 70,490,885
  4. Step 4: Simplify right side
    43,173,444x = 4,968,964,868,083,225
  5. Step 5: Solve for x
    x = 4,968,964,868,083,225/43,173,444
  6. Step 6: Final answer
    x = 115,093,085.19

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.