Home / 10,040,707,163.40-15,061,060,745.10-9,428,487,131.40

Finding the Fourth Proportional to 10,040,707,163.40, 15,061,060,745.10 and 9,428,487,131.40

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Solution

The fourth proportional to 10,040,707,163.40, 15,061,060,745.10 and 9,428,487,131.40 is: 14,142,730,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,707,163.40 : 15,061,060,745.10 = 9,428,487,131.40 : x
  2. Step 2: Convert to fraction form
    10,040,707,163.40/15,061,060,745.10 = 9,428,487,131.40/x
  3. Step 3: Cross multiply
    10,040,707,163.40x = 15,061,060,745.10 × 9,428,487,131.40
  4. Step 4: Simplify right side
    10,040,707,163.40x = 142,003,017,420,409,044,992
  5. Step 5: Solve for x
    x = 142,003,017,420,409,044,992/10,040,707,163.40
  6. Step 6: Final answer
    x = 14,142,730,697.10

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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.