Home / 717,795,249.84-1,076,701,447.80-200,194,198.20

Finding the Fourth Proportional to 717,795,249.84, 1,076,701,447.80 and 200,194,198.20

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Solution

The fourth proportional to 717,795,249.84, 1,076,701,447.80 and 200,194,198.20 is: 300,293,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,795,249.84 : 1,076,701,447.80 = 200,194,198.20 : x
  2. Step 2: Convert to fraction form
    717,795,249.84/1,076,701,447.80 = 200,194,198.20/x
  3. Step 3: Cross multiply
    717,795,249.84x = 1,076,701,447.80 × 200,194,198.20
  4. Step 4: Simplify right side
    717,795,249.84x = 215,549,383,041,161,600
  5. Step 5: Solve for x
    x = 215,549,383,041,161,600/717,795,249.84
  6. Step 6: Final answer
    x = 300,293,688.33

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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.