Home / 81,067,234.08-111,880,769.76-46,265,162.88

Finding the Fourth Proportional to 81,067,234.08, 111,880,769.76 and 46,265,162.88

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Solution

The fourth proportional to 81,067,234.08, 111,880,769.76 and 46,265,162.88 is: 63,850,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,067,234.08 : 111,880,769.76 = 46,265,162.88 : x
  2. Step 2: Convert to fraction form
    81,067,234.08/111,880,769.76 = 46,265,162.88/x
  3. Step 3: Cross multiply
    81,067,234.08x = 111,880,769.76 × 46,265,162.88
  4. Step 4: Simplify right side
    81,067,234.08x = 5,176,182,036,086,179
  5. Step 5: Solve for x
    x = 5,176,182,036,086,179/81,067,234.08
  6. Step 6: Final answer
    x = 63,850,482.81

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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.