Home / 474,795,651.24-655,221,845.79-263,106,017.86

Finding the Fourth Proportional to 474,795,651.24, 655,221,845.79 and 263,106,017.86

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Solution

The fourth proportional to 474,795,651.24, 655,221,845.79 and 263,106,017.86 is: 363,088,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,795,651.24 : 655,221,845.79 = 263,106,017.86 : x
  2. Step 2: Convert to fraction form
    474,795,651.24/655,221,845.79 = 263,106,017.86/x
  3. Step 3: Cross multiply
    474,795,651.24x = 655,221,845.79 × 263,106,017.86
  4. Step 4: Simplify right side
    474,795,651.24x = 172,392,810,660,685,920
  5. Step 5: Solve for x
    x = 172,392,810,660,685,920/474,795,651.24
  6. Step 6: Final answer
    x = 363,088,436.49

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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.