Home / 81,067,239.08-111,880,776.70-46,265,167.88

Finding the Fourth Proportional to 81,067,239.08, 111,880,776.70 and 46,265,167.88

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Solution

The fourth proportional to 81,067,239.08, 111,880,776.70 and 46,265,167.88 is: 63,850,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,067,239.08 : 111,880,776.70 = 46,265,167.88 : x
  2. Step 2: Convert to fraction form
    81,067,239.08/111,880,776.70 = 46,265,167.88/x
  3. Step 3: Cross multiply
    81,067,239.08x = 111,880,776.70 × 46,265,167.88
  4. Step 4: Simplify right side
    81,067,239.08x = 5,176,182,916,570,293
  5. Step 5: Solve for x
    x = 5,176,182,916,570,293/81,067,239.08
  6. Step 6: Final answer
    x = 63,850,489.73

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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.