Home / 69,693,288.31-96,188,776.08-40,340,804.97

Finding the Fourth Proportional to 69,693,288.31, 96,188,776.08 and 40,340,804.97

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Solution

The fourth proportional to 69,693,288.31, 96,188,776.08 and 40,340,804.97 is: 55,677,278.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,693,288.31 : 96,188,776.08 = 40,340,804.97 : x
  2. Step 2: Convert to fraction form
    69,693,288.31/96,188,776.08 = 40,340,804.97/x
  3. Step 3: Cross multiply
    69,693,288.31x = 96,188,776.08 × 40,340,804.97
  4. Step 4: Simplify right side
    69,693,288.31x = 3,880,332,656,146,281
  5. Step 5: Solve for x
    x = 3,880,332,656,146,281/69,693,288.31
  6. Step 6: Final answer
    x = 55,677,278.98

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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.