Home / 12,778,081,521.56-19,167,512,760-4,383,869,403.80

Finding the Fourth Proportional to 12,778,081,521.56, 19,167,512,760 and 4,383,869,403.80

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Solution

The fourth proportional to 12,778,081,521.56, 19,167,512,760 and 4,383,869,403.80 is: 6,575,938,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,081,521.56 : 19,167,512,760 = 4,383,869,403.80 : x
  2. Step 2: Convert to fraction form
    12,778,081,521.56/19,167,512,760 = 4,383,869,403.80/x
  3. Step 3: Cross multiply
    12,778,081,521.56x = 19,167,512,760 × 4,383,869,403.80
  4. Step 4: Simplify right side
    12,778,081,521.56x = 84,027,872,735,414,255,616
  5. Step 5: Solve for x
    x = 84,027,872,735,414,255,616/12,778,081,521.56
  6. Step 6: Final answer
    x = 6,575,938,069.71

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1.5x scale

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.