Home / 112,738,993.92-155,574,604.80-63,846,773.76

Finding the Fourth Proportional to 112,738,993.92, 155,574,604.80 and 63,846,773.76

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Solution

The fourth proportional to 112,738,993.92, 155,574,604.80 and 63,846,773.76 is: 88,105,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,738,993.92 : 155,574,604.80 = 63,846,773.76 : x
  2. Step 2: Convert to fraction form
    112,738,993.92/155,574,604.80 = 63,846,773.76/x
  3. Step 3: Cross multiply
    112,738,993.92x = 155,574,604.80 × 63,846,773.76
  4. Step 4: Simplify right side
    112,738,993.92x = 9,932,936,595,467,010
  5. Step 5: Solve for x
    x = 9,932,936,595,467,010/112,738,993.92
  6. Step 6: Final answer
    x = 88,105,599.05

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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.