Home / 325,856,674.73-489,092,175.47-118,795,221.70

Finding the Fourth Proportional to 325,856,674.73, 489,092,175.47 and 118,795,221.70

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Solution

The fourth proportional to 325,856,674.73, 489,092,175.47 and 118,795,221.70 is: 178,304,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,856,674.73 : 489,092,175.47 = 118,795,221.70 : x
  2. Step 2: Convert to fraction form
    325,856,674.73/489,092,175.47 = 118,795,221.70/x
  3. Step 3: Cross multiply
    325,856,674.73x = 489,092,175.47 × 118,795,221.70
  4. Step 4: Simplify right side
    325,856,674.73x = 58,101,813,415,768,216
  5. Step 5: Solve for x
    x = 58,101,813,415,768,216/325,856,674.73
  6. Step 6: Final answer
    x = 178,304,812.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.