Home / 344,870,619.20-517,305,928.80-222,426,612.80

Finding the Fourth Proportional to 344,870,619.20, 517,305,928.80 and 222,426,612.80

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Solution

The fourth proportional to 344,870,619.20, 517,305,928.80 and 222,426,612.80 is: 333,639,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,870,619.20 : 517,305,928.80 = 222,426,612.80 : x
  2. Step 2: Convert to fraction form
    344,870,619.20/517,305,928.80 = 222,426,612.80/x
  3. Step 3: Cross multiply
    344,870,619.20x = 517,305,928.80 × 222,426,612.80
  4. Step 4: Simplify right side
    344,870,619.20x = 115,062,605,524,341,984
  5. Step 5: Solve for x
    x = 115,062,605,524,341,984/344,870,619.20
  6. Step 6: Final answer
    x = 333,639,919.20

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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.