Home / 65,199,126.30-97,798,689.45-19,755,015.90

Finding the Fourth Proportional to 65,199,126.30, 97,798,689.45 and 19,755,015.90

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Solution

The fourth proportional to 65,199,126.30, 97,798,689.45 and 19,755,015.90 is: 29,632,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,199,126.30 : 97,798,689.45 = 19,755,015.90 : x
  2. Step 2: Convert to fraction form
    65,199,126.30/97,798,689.45 = 19,755,015.90/x
  3. Step 3: Cross multiply
    65,199,126.30x = 97,798,689.45 × 19,755,015.90
  4. Step 4: Simplify right side
    65,199,126.30x = 1,932,014,665,083,912.25
  5. Step 5: Solve for x
    x = 1,932,014,665,083,912.25/65,199,126.30
  6. Step 6: Final answer
    x = 29,632,523.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.