Home / 329,420,810.20-493,989,497.70-165,595,264.60

Finding the Fourth Proportional to 329,420,810.20, 493,989,497.70 and 165,595,264.60

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Solution

The fourth proportional to 329,420,810.20, 493,989,497.70 and 165,595,264.60 is: 248,321,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,420,810.20 : 493,989,497.70 = 165,595,264.60 : x
  2. Step 2: Convert to fraction form
    329,420,810.20/493,989,497.70 = 165,595,264.60/x
  3. Step 3: Cross multiply
    329,420,810.20x = 493,989,497.70 × 165,595,264.60
  4. Step 4: Simplify right side
    329,420,810.20x = 81,802,321,581,252,592
  5. Step 5: Solve for x
    x = 81,802,321,581,252,592/329,420,810.20
  6. Step 6: Final answer
    x = 248,321,657.43

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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.