Home / 347,907,932.70-521,859,825.45-89,122,652.70

Finding the Fourth Proportional to 347,907,932.70, 521,859,825.45 and 89,122,652.70

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Solution

The fourth proportional to 347,907,932.70, 521,859,825.45 and 89,122,652.70 is: 133,683,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,907,932.70 : 521,859,825.45 = 89,122,652.70 : x
  2. Step 2: Convert to fraction form
    347,907,932.70/521,859,825.45 = 89,122,652.70/x
  3. Step 3: Cross multiply
    347,907,932.70x = 521,859,825.45 × 89,122,652.70
  4. Step 4: Simplify right side
    347,907,932.70x = 46,509,531,981,662,968
  5. Step 5: Solve for x
    x = 46,509,531,981,662,968/347,907,932.70
  6. Step 6: Final answer
    x = 133,683,447.86

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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.