Home / 344,914,954.80-517,372,432.20-324,507,620.40

Finding the Fourth Proportional to 344,914,954.80, 517,372,432.20 and 324,507,620.40

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Solution

The fourth proportional to 344,914,954.80, 517,372,432.20 and 324,507,620.40 is: 486,761,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,914,954.80 : 517,372,432.20 = 324,507,620.40 : x
  2. Step 2: Convert to fraction form
    344,914,954.80/517,372,432.20 = 324,507,620.40/x
  3. Step 3: Cross multiply
    344,914,954.80x = 517,372,432.20 × 324,507,620.40
  4. Step 4: Simplify right side
    344,914,954.80x = 167,891,296,833,782,336
  5. Step 5: Solve for x
    x = 167,891,296,833,782,336/344,914,954.80
  6. Step 6: Final answer
    x = 486,761,430.60

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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.