Home / 1,324,993,281.80-1,985,996,930.70-635,230,977.80

Finding the Fourth Proportional to 1,324,993,281.80, 1,985,996,930.70 and 635,230,977.80

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Solution

The fourth proportional to 1,324,993,281.80, 1,985,996,930.70 and 635,230,977.80 is: 952,130,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,993,281.80 : 1,985,996,930.70 = 635,230,977.80 : x
  2. Step 2: Convert to fraction form
    1,324,993,281.80/1,985,996,930.70 = 635,230,977.80/x
  3. Step 3: Cross multiply
    1,324,993,281.80x = 1,985,996,930.70 × 635,230,977.80
  4. Step 4: Simplify right side
    1,324,993,281.80x = 1,261,566,772,196,359,680
  5. Step 5: Solve for x
    x = 1,261,566,772,196,359,680/1,324,993,281.80
  6. Step 6: Final answer
    x = 952,130,693.43

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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.