Home / 2,706,219,211.20-4,059,328,816.80-1,328,724,139.20

Finding the Fourth Proportional to 2,706,219,211.20, 4,059,328,816.80 and 1,328,724,139.20

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Solution

The fourth proportional to 2,706,219,211.20, 4,059,328,816.80 and 1,328,724,139.20 is: 1,993,086,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,219,211.20 : 4,059,328,816.80 = 1,328,724,139.20 : x
  2. Step 2: Convert to fraction form
    2,706,219,211.20/4,059,328,816.80 = 1,328,724,139.20/x
  3. Step 3: Cross multiply
    2,706,219,211.20x = 4,059,328,816.80 × 1,328,724,139.20
  4. Step 4: Simplify right side
    2,706,219,211.20x = 5,393,728,187,832,335,360
  5. Step 5: Solve for x
    x = 5,393,728,187,832,335,360/2,706,219,211.20
  6. Step 6: Final answer
    x = 1,993,086,208.80

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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.