Home / 15,954,100,487.83-22,016,605,221.58-8,720,143,774.91

Finding the Fourth Proportional to 15,954,100,487.83, 22,016,605,221.58 and 8,720,143,774.91

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Solution

The fourth proportional to 15,954,100,487.83, 22,016,605,221.58 and 8,720,143,774.91 is: 12,033,769,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954,100,487.83 : 22,016,605,221.58 = 8,720,143,774.91 : x
  2. Step 2: Convert to fraction form
    15,954,100,487.83/22,016,605,221.58 = 8,720,143,774.91/x
  3. Step 3: Cross multiply
    15,954,100,487.83x = 22,016,605,221.58 × 8,720,143,774.91
  4. Step 4: Simplify right side
    15,954,100,487.83x = 191,987,962,967,640,735,744
  5. Step 5: Solve for x
    x = 191,987,962,967,640,735,744/15,954,100,487.83
  6. Step 6: Final answer
    x = 12,033,769,193.95

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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.