Home / 344,914,965.80-517,372,448.70-324,507,631.40

Finding the Fourth Proportional to 344,914,965.80, 517,372,448.70 and 324,507,631.40

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Solution

The fourth proportional to 344,914,965.80, 517,372,448.70 and 324,507,631.40 is: 486,761,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,914,965.80 : 517,372,448.70 = 324,507,631.40 : x
  2. Step 2: Convert to fraction form
    344,914,965.80/517,372,448.70 = 324,507,631.40/x
  3. Step 3: Cross multiply
    344,914,965.80x = 517,372,448.70 × 324,507,631.40
  4. Step 4: Simplify right side
    344,914,965.80x = 167,891,307,879,255,008
  5. Step 5: Solve for x
    x = 167,891,307,879,255,008/344,914,965.80
  6. Step 6: Final answer
    x = 486,761,447.10

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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.