Home / 641,596,245.90-962,601,631.29-296,776,067.82

Finding the Fourth Proportional to 641,596,245.90, 962,601,631.29 and 296,776,067.82

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Solution

The fourth proportional to 641,596,245.90, 962,601,631.29 and 296,776,067.82 is: 445,259,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,596,245.90 : 962,601,631.29 = 296,776,067.82 : x
  2. Step 2: Convert to fraction form
    641,596,245.90/962,601,631.29 = 296,776,067.82/x
  3. Step 3: Cross multiply
    641,596,245.90x = 962,601,631.29 × 296,776,067.82
  4. Step 4: Simplify right side
    641,596,245.90x = 285,677,127,011,363,648
  5. Step 5: Solve for x
    x = 285,677,127,011,363,648/641,596,245.90
  6. Step 6: Final answer
    x = 445,259,972.82

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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.