Home / 836,049,322.69-1,253,372,481.65-369,635,443.45

Finding the Fourth Proportional to 836,049,322.69, 1,253,372,481.65 and 369,635,443.45

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Solution

The fourth proportional to 836,049,322.69, 1,253,372,481.65 and 369,635,443.45 is: 554,143,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,049,322.69 : 1,253,372,481.65 = 369,635,443.45 : x
  2. Step 2: Convert to fraction form
    836,049,322.69/1,253,372,481.65 = 369,635,443.45/x
  3. Step 3: Cross multiply
    836,049,322.69x = 1,253,372,481.65 × 369,635,443.45
  4. Step 4: Simplify right side
    836,049,322.69x = 463,290,893,060,876,544
  5. Step 5: Solve for x
    x = 463,290,893,060,876,544/836,049,322.69
  6. Step 6: Final answer
    x = 554,143,015.83

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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.