Home / 1,516,777,150.94-2,275,165,726.41-426,260,218.94

Finding the Fourth Proportional to 1,516,777,150.94, 2,275,165,726.41 and 426,260,218.94

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Solution

The fourth proportional to 1,516,777,150.94, 2,275,165,726.41 and 426,260,218.94 is: 639,390,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,777,150.94 : 2,275,165,726.41 = 426,260,218.94 : x
  2. Step 2: Convert to fraction form
    1,516,777,150.94/2,275,165,726.41 = 426,260,218.94/x
  3. Step 3: Cross multiply
    1,516,777,150.94x = 2,275,165,726.41 × 426,260,218.94
  4. Step 4: Simplify right side
    1,516,777,150.94x = 969,812,640,664,310,656
  5. Step 5: Solve for x
    x = 969,812,640,664,310,656/1,516,777,150.94
  6. Step 6: Final answer
    x = 639,390,328.41

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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.