Home / 496,865,872.32-685,646,923.20-273,846,878.40

Finding the Fourth Proportional to 496,865,872.32, 685,646,923.20 and 273,846,878.40

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Solution

The fourth proportional to 496,865,872.32, 685,646,923.20 and 273,846,878.40 is: 377,893,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,865,872.32 : 685,646,923.20 = 273,846,878.40 : x
  2. Step 2: Convert to fraction form
    496,865,872.32/685,646,923.20 = 273,846,878.40/x
  3. Step 3: Cross multiply
    496,865,872.32x = 685,646,923.20 × 273,846,878.40
  4. Step 4: Simplify right side
    496,865,872.32x = 187,762,269,602,884,544
  5. Step 5: Solve for x
    x = 187,762,269,602,884,544/496,865,872.32
  6. Step 6: Final answer
    x = 377,893,270.73

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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.