Home / 372,998,949.40-558,901,227.30-236,439,947.80

Finding the Fourth Proportional to 372,998,949.40, 558,901,227.30 and 236,439,947.80

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Solution

The fourth proportional to 372,998,949.40, 558,901,227.30 and 236,439,947.80 is: 354,281,365.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,998,949.40 : 558,901,227.30 = 236,439,947.80 : x
  2. Step 2: Convert to fraction form
    372,998,949.40/558,901,227.30 = 236,439,947.80/x
  3. Step 3: Cross multiply
    372,998,949.40x = 558,901,227.30 × 236,439,947.80
  4. Step 4: Simplify right side
    372,998,949.40x = 132,146,577,008,167,936
  5. Step 5: Solve for x
    x = 132,146,577,008,167,936/372,998,949.40
  6. Step 6: Final answer
    x = 354,281,365.19

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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.