Home / 1,169,657,105.80-1,754,485,658.70-985,991,096.20

Finding the Fourth Proportional to 1,169,657,105.80, 1,754,485,658.70 and 985,991,096.20

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Solution

The fourth proportional to 1,169,657,105.80, 1,754,485,658.70 and 985,991,096.20 is: 1,478,986,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,657,105.80 : 1,754,485,658.70 = 985,991,096.20 : x
  2. Step 2: Convert to fraction form
    1,169,657,105.80/1,754,485,658.70 = 985,991,096.20/x
  3. Step 3: Cross multiply
    1,169,657,105.80x = 1,754,485,658.70 × 985,991,096.20
  4. Step 4: Simplify right side
    1,169,657,105.80x = 1,729,907,237,888,792,320
  5. Step 5: Solve for x
    x = 1,729,907,237,888,792,320/1,169,657,105.80
  6. Step 6: Final answer
    x = 1,478,986,644.30

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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.