Home / 3,984,905,081,494.20-5,499,174,315,601.80-2,157,942,168,163.50

Finding the Fourth Proportional to 3,984,905,081,494.20, 5,499,174,315,601.80 and 2,157,942,168,163.50

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Solution

The fourth proportional to 3,984,905,081,494.20, 5,499,174,315,601.80 and 2,157,942,168,163.50 is: 2,977,963,063,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,905,081,494.20 : 5,499,174,315,601.80 = 2,157,942,168,163.50 : x
  2. Step 2: Convert to fraction form
    3,984,905,081,494.20/5,499,174,315,601.80 = 2,157,942,168,163.50/x
  3. Step 3: Cross multiply
    3,984,905,081,494.20x = 5,499,174,315,601.80 × 2,157,942,168,163.50
  4. Step 4: Simplify right side
    3,984,905,081,494.20x = 11,866,900,145,718,778,543,472,640
  5. Step 5: Solve for x
    x = 11,866,900,145,718,778,543,472,640/3,984,905,081,494.20
  6. Step 6: Final answer
    x = 2,977,963,063,870.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.