Home / 359,578,137.20-539,367,205.80-155,504,793.20

Finding the Fourth Proportional to 359,578,137.20, 539,367,205.80 and 155,504,793.20

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Solution

The fourth proportional to 359,578,137.20, 539,367,205.80 and 155,504,793.20 is: 233,257,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,578,137.20 : 539,367,205.80 = 155,504,793.20 : x
  2. Step 2: Convert to fraction form
    359,578,137.20/539,367,205.80 = 155,504,793.20/x
  3. Step 3: Cross multiply
    359,578,137.20x = 539,367,205.80 × 155,504,793.20
  4. Step 4: Simplify right side
    359,578,137.20x = 83,874,185,796,790,832
  5. Step 5: Solve for x
    x = 83,874,185,796,790,832/359,578,137.20
  6. Step 6: Final answer
    x = 233,257,189.80

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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.