Home / 85,040,606.82-117,293,376.02-64,133,519.42

Finding the Fourth Proportional to 85,040,606.82, 117,293,376.02 and 64,133,519.42

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Solution

The fourth proportional to 85,040,606.82, 117,293,376.02 and 64,133,519.42 is: 88,457,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,040,606.82 : 117,293,376.02 = 64,133,519.42 : x
  2. Step 2: Convert to fraction form
    85,040,606.82/117,293,376.02 = 64,133,519.42/x
  3. Step 3: Cross multiply
    85,040,606.82x = 117,293,376.02 × 64,133,519.42
  4. Step 4: Simplify right side
    85,040,606.82x = 7,522,437,008,816,032
  5. Step 5: Solve for x
    x = 7,522,437,008,816,032/85,040,606.82
  6. Step 6: Final answer
    x = 88,457,000.60

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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.