Home / 1,777,156,550.33-2,451,295,157.85-1,142,878,961.21

Finding the Fourth Proportional to 1,777,156,550.33, 2,451,295,157.85 and 1,142,878,961.21

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Solution

The fourth proportional to 1,777,156,550.33, 2,451,295,157.85 and 1,142,878,961.21 is: 1,576,413,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,156,550.33 : 2,451,295,157.85 = 1,142,878,961.21 : x
  2. Step 2: Convert to fraction form
    1,777,156,550.33/2,451,295,157.85 = 1,142,878,961.21/x
  3. Step 3: Cross multiply
    1,777,156,550.33x = 2,451,295,157.85 × 1,142,878,961.21
  4. Step 4: Simplify right side
    1,777,156,550.33x = 2,801,533,663,610,454,016
  5. Step 5: Solve for x
    x = 2,801,533,663,610,454,016/1,777,156,550.33
  6. Step 6: Final answer
    x = 1,576,413,548.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.