Home / 71,755,410,263.24-99,022,505,886.87-38,758,497,457.46

Finding the Fourth Proportional to 71,755,410,263.24, 99,022,505,886.87 and 38,758,497,457.46

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Solution

The fourth proportional to 71,755,410,263.24, 99,022,505,886.87 and 38,758,497,457.46 is: 53,486,747,947.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,755,410,263.24 : 99,022,505,886.87 = 38,758,497,457.46 : x
  2. Step 2: Convert to fraction form
    71,755,410,263.24/99,022,505,886.87 = 38,758,497,457.46/x
  3. Step 3: Cross multiply
    71,755,410,263.24x = 99,022,505,886.87 × 38,758,497,457.46
  4. Step 4: Simplify right side
    71,755,410,263.24x = 3,837,963,542,647,073,669,120
  5. Step 5: Solve for x
    x = 3,837,963,542,647,073,669,120/71,755,410,263.24
  6. Step 6: Final answer
    x = 53,486,747,947.89

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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.