Home / 79,439,646.38-171,419,808.94

Finding the Third Proportional to 79,439,646.38 and 171,419,808.94

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Solution

The third proportional to 79,439,646.38 and 171,419,808.94 is: 369,900,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,439,646.38 : 171,419,808.94 = 171,419,808.94 : x
  2. Step 2: Convert to fraction form
    79,439,646.38/171,419,808.94 = 171,419,808.94/x
  3. Step 3: Cross multiply
    79,439,646.38x = 171,419,808.94 × 171,419,808.94
  4. Step 4: Simplify right side
    79,439,646.38x = 29,384,750,896,169,004
  5. Step 5: Solve for x
    x = 29,384,750,896,169,004/79,439,646.38
  6. Step 6: Final answer
    x = 369,900,323.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.