Home / 587,202,152.20-880,775,234.70-198,986,907.40

Finding the Fourth Proportional to 587,202,152.20, 880,775,234.70 and 198,986,907.40

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Solution

The fourth proportional to 587,202,152.20, 880,775,234.70 and 198,986,907.40 is: 298,470,874.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,202,152.20 : 880,775,234.70 = 198,986,907.40 : x
  2. Step 2: Convert to fraction form
    587,202,152.20/880,775,234.70 = 198,986,907.40/x
  3. Step 3: Cross multiply
    587,202,152.20x = 880,775,234.70 × 198,986,907.40
  4. Step 4: Simplify right side
    587,202,152.20x = 175,262,740,067,462,176
  5. Step 5: Solve for x
    x = 175,262,740,067,462,176/587,202,152.20
  6. Step 6: Final answer
    x = 298,470,874.83

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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.