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Finding the Third Proportional to 35,458,080.75 and 77,642,209.13

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Solution

The third proportional to 35,458,080.75 and 77,642,209.13 is: 170,012,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458,080.75 : 77,642,209.13 = 77,642,209.13 : x
  2. Step 2: Convert to fraction form
    35,458,080.75/77,642,209.13 = 77,642,209.13/x
  3. Step 3: Cross multiply
    35,458,080.75x = 77,642,209.13 × 77,642,209.13
  4. Step 4: Simplify right side
    35,458,080.75x = 6,028,312,637,810,233
  5. Step 5: Solve for x
    x = 6,028,312,637,810,233/35,458,080.75
  6. Step 6: Final answer
    x = 170,012,378.29

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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.