Home / 469,086,590.07-647,370,163.04-270,856,439.87

Finding the Fourth Proportional to 469,086,590.07, 647,370,163.04 and 270,856,439.87

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Solution

The fourth proportional to 469,086,590.07, 647,370,163.04 and 270,856,439.87 is: 373,799,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,086,590.07 : 647,370,163.04 = 270,856,439.87 : x
  2. Step 2: Convert to fraction form
    469,086,590.07/647,370,163.04 = 270,856,439.87/x
  3. Step 3: Cross multiply
    469,086,590.07x = 647,370,163.04 × 270,856,439.87
  4. Step 4: Simplify right side
    469,086,590.07x = 175,344,377,634,484,736
  5. Step 5: Solve for x
    x = 175,344,377,634,484,736/469,086,590.07
  6. Step 6: Final answer
    x = 373,799,595.53

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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.