Home / 2,855,902,812.40-4,283,854,218.60-1,629,195,266.80

Finding the Fourth Proportional to 2,855,902,812.40, 4,283,854,218.60 and 1,629,195,266.80

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Solution

The fourth proportional to 2,855,902,812.40, 4,283,854,218.60 and 1,629,195,266.80 is: 2,443,792,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,902,812.40 : 4,283,854,218.60 = 1,629,195,266.80 : x
  2. Step 2: Convert to fraction form
    2,855,902,812.40/4,283,854,218.60 = 1,629,195,266.80/x
  3. Step 3: Cross multiply
    2,855,902,812.40x = 4,283,854,218.60 × 1,629,195,266.80
  4. Step 4: Simplify right side
    2,855,902,812.40x = 6,979,235,016,604,332,032
  5. Step 5: Solve for x
    x = 6,979,235,016,604,332,032/2,855,902,812.40
  6. Step 6: Final answer
    x = 2,443,792,900.20

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Double scale
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1.5x scale

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.