Home / 298,367,382,726.24-447,387,631,070.16-146,940,694,671.36

Finding the Fourth Proportional to 298,367,382,726.24, 447,387,631,070.16 and 146,940,694,671.36

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Solution

The fourth proportional to 298,367,382,726.24, 447,387,631,070.16 and 146,940,694,671.36 is: 220,330,549,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,367,382,726.24 : 447,387,631,070.16 = 146,940,694,671.36 : x
  2. Step 2: Convert to fraction form
    298,367,382,726.24/447,387,631,070.16 = 146,940,694,671.36/x
  3. Step 3: Cross multiply
    298,367,382,726.24x = 447,387,631,070.16 × 146,940,694,671.36
  4. Step 4: Simplify right side
    298,367,382,726.24x = 65,739,449,296,823,420,715,008
  5. Step 5: Solve for x
    x = 65,739,449,296,823,420,715,008/298,367,382,726.24
  6. Step 6: Final answer
    x = 220,330,549,191.23

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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.