Home / 118,328,538.32-177,511,880-36,447,378.52

Finding the Fourth Proportional to 118,328,538.32, 177,511,880 and 36,447,378.52

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Solution

The fourth proportional to 118,328,538.32, 177,511,880 and 36,447,378.52 is: 54,676,942.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,328,538.32 : 177,511,880 = 36,447,378.52 : x
  2. Step 2: Convert to fraction form
    118,328,538.32/177,511,880 = 36,447,378.52/x
  3. Step 3: Cross multiply
    118,328,538.32x = 177,511,880 × 36,447,378.52
  4. Step 4: Simplify right side
    118,328,538.32x = 6,469,842,682,156,818
  5. Step 5: Solve for x
    x = 6,469,842,682,156,818/118,328,538.32
  6. Step 6: Final answer
    x = 54,676,942.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.