Home / 5,760,128,232.20-8,640,129,362.46-1,398,060,504.20

Finding the Fourth Proportional to 5,760,128,232.20, 8,640,129,362.46 and 1,398,060,504.20

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Solution

The fourth proportional to 5,760,128,232.20, 8,640,129,362.46 and 1,398,060,504.20 is: 2,097,075,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,128,232.20 : 8,640,129,362.46 = 1,398,060,504.20 : x
  2. Step 2: Convert to fraction form
    5,760,128,232.20/8,640,129,362.46 = 1,398,060,504.20/x
  3. Step 3: Cross multiply
    5,760,128,232.20x = 8,640,129,362.46 × 1,398,060,504.20
  4. Step 4: Simplify right side
    5,760,128,232.20x = 12,079,423,612,834,052,096
  5. Step 5: Solve for x
    x = 12,079,423,612,834,052,096/5,760,128,232.20
  6. Step 6: Final answer
    x = 2,097,075,468.79

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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.