Home / 1,427,498,383.26-2,140,762,649.34-494,603,505.74

Finding the Fourth Proportional to 1,427,498,383.26, 2,140,762,649.34 and 494,603,505.74

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Solution

The fourth proportional to 1,427,498,383.26, 2,140,762,649.34 and 494,603,505.74 is: 741,737,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,498,383.26 : 2,140,762,649.34 = 494,603,505.74 : x
  2. Step 2: Convert to fraction form
    1,427,498,383.26/2,140,762,649.34 = 494,603,505.74/x
  3. Step 3: Cross multiply
    1,427,498,383.26x = 2,140,762,649.34 × 494,603,505.74
  4. Step 4: Simplify right side
    1,427,498,383.26x = 1,058,828,711,320,814,336
  5. Step 5: Solve for x
    x = 1,058,828,711,320,814,336/1,427,498,383.26
  6. Step 6: Final answer
    x = 741,737,240.29

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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.