Home / 112,672,372,249.52-155,491,372,810.68-61,922,392,696.88

Finding the Fourth Proportional to 112,672,372,249.52, 155,491,372,810.68 and 61,922,392,696.88

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Solution

The fourth proportional to 112,672,372,249.52, 155,491,372,810.68 and 61,922,392,696.88 is: 85,454,824,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,672,372,249.52 : 155,491,372,810.68 = 61,922,392,696.88 : x
  2. Step 2: Convert to fraction form
    112,672,372,249.52/155,491,372,810.68 = 61,922,392,696.88/x
  3. Step 3: Cross multiply
    112,672,372,249.52x = 155,491,372,810.68 × 61,922,392,696.88
  4. Step 4: Simplify right side
    112,672,372,249.52x = 9,628,397,848,159,896,731,648
  5. Step 5: Solve for x
    x = 9,628,397,848,159,896,731,648/112,672,372,249.52
  6. Step 6: Final answer
    x = 85,454,824,957.77

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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.