Home / 85,683,838.67-118,247,087.76-48,007,327.62

Finding the Fourth Proportional to 85,683,838.67, 118,247,087.76 and 48,007,327.62

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Solution

The fourth proportional to 85,683,838.67, 118,247,087.76 and 48,007,327.62 is: 66,252,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,683,838.67 : 118,247,087.76 = 48,007,327.62 : x
  2. Step 2: Convert to fraction form
    85,683,838.67/118,247,087.76 = 48,007,327.62/x
  3. Step 3: Cross multiply
    85,683,838.67x = 118,247,087.76 × 48,007,327.62
  4. Step 4: Simplify right side
    85,683,838.67x = 5,676,726,682,468,611
  5. Step 5: Solve for x
    x = 5,676,726,682,468,611/85,683,838.67
  6. Step 6: Final answer
    x = 66,252,011.71

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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.