Home / 543,846,572.20-815,188,976.50-310,174,195.24

Finding the Fourth Proportional to 543,846,572.20, 815,188,976.50 and 310,174,195.24

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Solution

The fourth proportional to 543,846,572.20, 815,188,976.50 and 310,174,195.24 is: 464,929,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,846,572.20 : 815,188,976.50 = 310,174,195.24 : x
  2. Step 2: Convert to fraction form
    543,846,572.20/815,188,976.50 = 310,174,195.24/x
  3. Step 3: Cross multiply
    543,846,572.20x = 815,188,976.50 × 310,174,195.24
  4. Step 4: Simplify right side
    543,846,572.20x = 252,850,584,754,406,784
  5. Step 5: Solve for x
    x = 252,850,584,754,406,784/543,846,572.20
  6. Step 6: Final answer
    x = 464,929,996.21

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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.