Home / 11,347,029,012.20-17,020,543,518.30-3,986,039,721.20

Finding the Fourth Proportional to 11,347,029,012.20, 17,020,543,518.30 and 3,986,039,721.20

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Solution

The fourth proportional to 11,347,029,012.20, 17,020,543,518.30 and 3,986,039,721.20 is: 5,979,059,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,029,012.20 : 17,020,543,518.30 = 3,986,039,721.20 : x
  2. Step 2: Convert to fraction form
    11,347,029,012.20/17,020,543,518.30 = 3,986,039,721.20/x
  3. Step 3: Cross multiply
    11,347,029,012.20x = 17,020,543,518.30 × 3,986,039,721.20
  4. Step 4: Simplify right side
    11,347,029,012.20x = 67,844,562,540,356,993,024
  5. Step 5: Solve for x
    x = 67,844,562,540,356,993,024/11,347,029,012.20
  6. Step 6: Final answer
    x = 5,979,059,581.80

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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.