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Finding the Third Proportional to 70,415,628 and 107,715,678

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Solution

The third proportional to 70,415,628 and 107,715,678 is: 164,774,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,415,628 : 107,715,678 = 107,715,678 : x
  2. Step 2: Convert to fraction form
    70,415,628/107,715,678 = 107,715,678/x
  3. Step 3: Cross multiply
    70,415,628x = 107,715,678 × 107,715,678
  4. Step 4: Simplify right side
    70,415,628x = 11,602,667,286,999,684
  5. Step 5: Solve for x
    x = 11,602,667,286,999,684/70,415,628
  6. Step 6: Final answer
    x = 164,774,036.91

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.