Home / 187,174,455.75-403,943,122.13

Finding the Third Proportional to 187,174,455.75 and 403,943,122.13

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Solution

The third proportional to 187,174,455.75 and 403,943,122.13 is: 871,753,815.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,174,455.75 : 403,943,122.13 = 403,943,122.13 : x
  2. Step 2: Convert to fraction form
    187,174,455.75/403,943,122.13 = 403,943,122.13/x
  3. Step 3: Cross multiply
    187,174,455.75x = 403,943,122.13 × 403,943,122.13
  4. Step 4: Simplify right side
    187,174,455.75x = 163,170,045,912,092,672
  5. Step 5: Solve for x
    x = 163,170,045,912,092,672/187,174,455.75
  6. Step 6: Final answer
    x = 871,753,815.22

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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.