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Finding the Third Proportional to 70,989,657 and 109,048,806

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Solution

The third proportional to 70,989,657 and 109,048,806 is: 167,512,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,989,657 : 109,048,806 = 109,048,806 : x
  2. Step 2: Convert to fraction form
    70,989,657/109,048,806 = 109,048,806/x
  3. Step 3: Cross multiply
    70,989,657x = 109,048,806 × 109,048,806
  4. Step 4: Simplify right side
    70,989,657x = 11,891,642,090,025,636
  5. Step 5: Solve for x
    x = 11,891,642,090,025,636/70,989,657
  6. Step 6: Final answer
    x = 167,512,319.29

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.