Home / 150,623,564.90-225,829,059.15-68,781,650.90

Finding the Fourth Proportional to 150,623,564.90, 225,829,059.15 and 68,781,650.90

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Solution

The fourth proportional to 150,623,564.90, 225,829,059.15 and 68,781,650.90 is: 103,123,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,623,564.90 : 225,829,059.15 = 68,781,650.90 : x
  2. Step 2: Convert to fraction form
    150,623,564.90/225,829,059.15 = 68,781,650.90/x
  3. Step 3: Cross multiply
    150,623,564.90x = 225,829,059.15 × 68,781,650.90
  4. Step 4: Simplify right side
    150,623,564.90x = 15,532,895,509,530,752
  5. Step 5: Solve for x
    x = 15,532,895,509,530,752/150,623,564.90
  6. Step 6: Final answer
    x = 103,123,940.27

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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.