Home / 2,551,900,537.70-3,827,850,806.55-915,912,563.30

Finding the Fourth Proportional to 2,551,900,537.70, 3,827,850,806.55 and 915,912,563.30

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Solution

The fourth proportional to 2,551,900,537.70, 3,827,850,806.55 and 915,912,563.30 is: 1,373,868,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,900,537.70 : 3,827,850,806.55 = 915,912,563.30 : x
  2. Step 2: Convert to fraction form
    2,551,900,537.70/3,827,850,806.55 = 915,912,563.30/x
  3. Step 3: Cross multiply
    2,551,900,537.70x = 3,827,850,806.55 × 915,912,563.30
  4. Step 4: Simplify right side
    2,551,900,537.70x = 3,505,976,644,157,182,976
  5. Step 5: Solve for x
    x = 3,505,976,644,157,182,976/2,551,900,537.70
  6. Step 6: Final answer
    x = 1,373,868,844.95

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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.