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Finding the Third Proportional to 35,629,428 and 78,068,424

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Solution

The third proportional to 35,629,428 and 78,068,424 is: 171,057,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629,428 : 78,068,424 = 78,068,424 : x
  2. Step 2: Convert to fraction form
    35,629,428/78,068,424 = 78,068,424/x
  3. Step 3: Cross multiply
    35,629,428x = 78,068,424 × 78,068,424
  4. Step 4: Simplify right side
    35,629,428x = 6,094,678,825,843,776
  5. Step 5: Solve for x
    x = 6,094,678,825,843,776/35,629,428
  6. Step 6: Final answer
    x = 171,057,442.34

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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.