Home / 456,035,198.86-629,311,714.45-247,186,857.48

Finding the Fourth Proportional to 456,035,198.86, 629,311,714.45 and 247,186,857.48

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Solution

The fourth proportional to 456,035,198.86, 629,311,714.45 and 247,186,857.48 is: 341,108,724.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,035,198.86 : 629,311,714.45 = 247,186,857.48 : x
  2. Step 2: Convert to fraction form
    456,035,198.86/629,311,714.45 = 247,186,857.48/x
  3. Step 3: Cross multiply
    456,035,198.86x = 629,311,714.45 × 247,186,857.48
  4. Step 4: Simplify right side
    456,035,198.86x = 155,557,585,070,246,624
  5. Step 5: Solve for x
    x = 155,557,585,070,246,624/456,035,198.86
  6. Step 6: Final answer
    x = 341,108,724.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.