Home / 85,992,206.31-118,679,927.76-48,834,422.37

Finding the Fourth Proportional to 85,992,206.31, 118,679,927.76 and 48,834,422.37

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Solution

The fourth proportional to 85,992,206.31, 118,679,927.76 and 48,834,422.37 is: 67,397,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,992,206.31 : 118,679,927.76 = 48,834,422.37 : x
  2. Step 2: Convert to fraction form
    85,992,206.31/118,679,927.76 = 48,834,422.37/x
  3. Step 3: Cross multiply
    85,992,206.31x = 118,679,927.76 × 48,834,422.37
  4. Step 4: Simplify right side
    85,992,206.31x = 5,795,665,719,072,928
  5. Step 5: Solve for x
    x = 5,795,665,719,072,928/85,992,206.31
  6. Step 6: Final answer
    x = 67,397,569.71

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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.