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Finding the Third Proportional to 74,223,984 and 109,111,608

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Solution

The third proportional to 74,223,984 and 109,111,608 is: 160,397,520.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,223,984 : 109,111,608 = 109,111,608 : x
  2. Step 2: Convert to fraction form
    74,223,984/109,111,608 = 109,111,608/x
  3. Step 3: Cross multiply
    74,223,984x = 109,111,608 × 109,111,608
  4. Step 4: Simplify right side
    74,223,984x = 11,905,343,000,345,664
  5. Step 5: Solve for x
    x = 11,905,343,000,345,664/74,223,984
  6. Step 6: Final answer
    x = 160,397,520.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.