Home / 354,822,979.20-532,234,468.80-350,045,404.80

Finding the Fourth Proportional to 354,822,979.20, 532,234,468.80 and 350,045,404.80

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Solution

The fourth proportional to 354,822,979.20, 532,234,468.80 and 350,045,404.80 is: 525,068,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,822,979.20 : 532,234,468.80 = 350,045,404.80 : x
  2. Step 2: Convert to fraction form
    354,822,979.20/532,234,468.80 = 350,045,404.80/x
  3. Step 3: Cross multiply
    354,822,979.20x = 532,234,468.80 × 350,045,404.80
  4. Step 4: Simplify right side
    354,822,979.20x = 186,306,230,079,608,992
  5. Step 5: Solve for x
    x = 186,306,230,079,608,992/354,822,979.20
  6. Step 6: Final answer
    x = 525,068,107.20

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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.