Home / 346,981,317,029.48-520,198,245,231.84-219,226,729,458.98

Finding the Fourth Proportional to 346,981,317,029.48, 520,198,245,231.84 and 219,226,729,458.98

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Solution

The fourth proportional to 346,981,317,029.48, 520,198,245,231.84 and 219,226,729,458.98 is: 328,667,148,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,981,317,029.48 : 520,198,245,231.84 = 219,226,729,458.98 : x
  2. Step 2: Convert to fraction form
    346,981,317,029.48/520,198,245,231.84 = 219,226,729,458.98/x
  3. Step 3: Cross multiply
    346,981,317,029.48x = 520,198,245,231.84 × 219,226,729,458.98
  4. Step 4: Simplify right side
    346,981,317,029.48x = 114,041,359,972,476,735,455,232
  5. Step 5: Solve for x
    x = 114,041,359,972,476,735,455,232/346,981,317,029.48
  6. Step 6: Final answer
    x = 328,667,148,274.12

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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.