Home / 12,146,012,163.27-18,219,817,661.67-3,182,420,912.94

Finding the Fourth Proportional to 12,146,012,163.27, 18,219,817,661.67 and 3,182,420,912.94

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Solution

The fourth proportional to 12,146,012,163.27, 18,219,817,661.67 and 3,182,420,912.94 is: 4,773,840,827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,012,163.27 : 18,219,817,661.67 = 3,182,420,912.94 : x
  2. Step 2: Convert to fraction form
    12,146,012,163.27/18,219,817,661.67 = 3,182,420,912.94/x
  3. Step 3: Cross multiply
    12,146,012,163.27x = 18,219,817,661.67 × 3,182,420,912.94
  4. Step 4: Simplify right side
    12,146,012,163.27x = 57,983,128,756,452,171,776
  5. Step 5: Solve for x
    x = 57,983,128,756,452,171,776/12,146,012,163.27
  6. Step 6: Final answer
    x = 4,773,840,827.51

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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.