Home / 90,332,493.38-135,205,584.86-48,775,599.44

Finding the Fourth Proportional to 90,332,493.38, 135,205,584.86 and 48,775,599.44

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Solution

The fourth proportional to 90,332,493.38, 135,205,584.86 and 48,775,599.44 is: 73,005,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,332,493.38 : 135,205,584.86 = 48,775,599.44 : x
  2. Step 2: Convert to fraction form
    90,332,493.38/135,205,584.86 = 48,775,599.44/x
  3. Step 3: Cross multiply
    90,332,493.38x = 135,205,584.86 × 48,775,599.44
  4. Step 4: Simplify right side
    90,332,493.38x = 6,594,733,448,262,382
  5. Step 5: Solve for x
    x = 6,594,733,448,262,382/90,332,493.38
  6. Step 6: Final answer
    x = 73,005,108.15

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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.