Home / 86,294,282.28-119,048,189.94-52,805,356.38

Finding the Fourth Proportional to 86,294,282.28, 119,048,189.94 and 52,805,356.38

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Solution

The fourth proportional to 86,294,282.28, 119,048,189.94 and 52,805,356.38 is: 72,848,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,294,282.28 : 119,048,189.94 = 52,805,356.38 : x
  2. Step 2: Convert to fraction form
    86,294,282.28/119,048,189.94 = 52,805,356.38/x
  3. Step 3: Cross multiply
    86,294,282.28x = 119,048,189.94 × 52,805,356.38
  4. Step 4: Simplify right side
    86,294,282.28x = 6,286,382,096,175,631
  5. Step 5: Solve for x
    x = 6,286,382,096,175,631/86,294,282.28
  6. Step 6: Final answer
    x = 72,848,187.97

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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.