Home / 3,899,633,287.41-5,381,493,937.17-2,228,918,300.86

Finding the Fourth Proportional to 3,899,633,287.41, 5,381,493,937.17 and 2,228,918,300.86

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Solution

The fourth proportional to 3,899,633,287.41, 5,381,493,937.17 and 2,228,918,300.86 is: 3,075,907,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,633,287.41 : 5,381,493,937.17 = 2,228,918,300.86 : x
  2. Step 2: Convert to fraction form
    3,899,633,287.41/5,381,493,937.17 = 2,228,918,300.86/x
  3. Step 3: Cross multiply
    3,899,633,287.41x = 5,381,493,937.17 × 2,228,918,300.86
  4. Step 4: Simplify right side
    3,899,633,287.41x = 11,994,910,322,525,349,888
  5. Step 5: Solve for x
    x = 11,994,910,322,525,349,888/3,899,633,287.41
  6. Step 6: Final answer
    x = 3,075,907,255.50

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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.