Home / 79,255,229.16-109,384,171.32-48,333,334.80

Finding the Fourth Proportional to 79,255,229.16, 109,384,171.32 and 48,333,334.80

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Solution

The fourth proportional to 79,255,229.16, 109,384,171.32 and 48,333,334.80 is: 66,707,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,255,229.16 : 109,384,171.32 = 48,333,334.80 : x
  2. Step 2: Convert to fraction form
    79,255,229.16/109,384,171.32 = 48,333,334.80/x
  3. Step 3: Cross multiply
    79,255,229.16x = 109,384,171.32 × 48,333,334.80
  4. Step 4: Simplify right side
    79,255,229.16x = 5,286,901,774,230,117
  5. Step 5: Solve for x
    x = 5,286,901,774,230,117/79,255,229.16
  6. Step 6: Final answer
    x = 66,707,292.76

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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.