Home / 2,989,370,512.80-4,484,055,769.20-2,214,529,534.80

Finding the Fourth Proportional to 2,989,370,512.80, 4,484,055,769.20 and 2,214,529,534.80

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Solution

The fourth proportional to 2,989,370,512.80, 4,484,055,769.20 and 2,214,529,534.80 is: 3,321,794,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,370,512.80 : 4,484,055,769.20 = 2,214,529,534.80 : x
  2. Step 2: Convert to fraction form
    2,989,370,512.80/4,484,055,769.20 = 2,214,529,534.80/x
  3. Step 3: Cross multiply
    2,989,370,512.80x = 4,484,055,769.20 × 2,214,529,534.80
  4. Step 4: Simplify right side
    2,989,370,512.80x = 9,930,073,936,583,733,248
  5. Step 5: Solve for x
    x = 9,930,073,936,583,733,248/2,989,370,512.80
  6. Step 6: Final answer
    x = 3,321,794,302.20

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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.