Home / 157,601,084.20-236,202,560.70-76,647,740.20

Finding the Fourth Proportional to 157,601,084.20, 236,202,560.70 and 76,647,740.20

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Solution

The fourth proportional to 157,601,084.20, 236,202,560.70 and 76,647,740.20 is: 114,874,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,601,084.20 : 236,202,560.70 = 76,647,740.20 : x
  2. Step 2: Convert to fraction form
    157,601,084.20/236,202,560.70 = 76,647,740.20/x
  3. Step 3: Cross multiply
    157,601,084.20x = 236,202,560.70 × 76,647,740.20
  4. Step 4: Simplify right side
    157,601,084.20x = 18,104,392,507,108,328
  5. Step 5: Solve for x
    x = 18,104,392,507,108,328/157,601,084.20
  6. Step 6: Final answer
    x = 114,874,796.70

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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.