Home / 298,367,382,730.88-447,387,631,077.22-146,940,694,675.98

Finding the Fourth Proportional to 298,367,382,730.88, 447,387,631,077.22 and 146,940,694,675.98

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Solution

The fourth proportional to 298,367,382,730.88, 447,387,631,077.22 and 146,940,694,675.98 is: 220,330,549,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,367,382,730.88 : 447,387,631,077.22 = 146,940,694,675.98 : x
  2. Step 2: Convert to fraction form
    298,367,382,730.88/447,387,631,077.22 = 146,940,694,675.98/x
  3. Step 3: Cross multiply
    298,367,382,730.88x = 447,387,631,077.22 × 146,940,694,675.98
  4. Step 4: Simplify right side
    298,367,382,730.88x = 65,739,449,299,927,767,711,744
  5. Step 5: Solve for x
    x = 65,739,449,299,927,767,711,744/298,367,382,730.88
  6. Step 6: Final answer
    x = 220,330,549,198.21

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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.