Home / 346,981,317,030.49-520,198,245,233.34-219,226,729,459.97

Finding the Fourth Proportional to 346,981,317,030.49, 520,198,245,233.34 and 219,226,729,459.97

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Solution

The fourth proportional to 346,981,317,030.49, 520,198,245,233.34 and 219,226,729,459.97 is: 328,667,148,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,981,317,030.49 : 520,198,245,233.34 = 219,226,729,459.97 : x
  2. Step 2: Convert to fraction form
    346,981,317,030.49/520,198,245,233.34 = 219,226,729,459.97/x
  3. Step 3: Cross multiply
    346,981,317,030.49x = 520,198,245,233.34 × 219,226,729,459.97
  4. Step 4: Simplify right side
    346,981,317,030.49x = 114,041,359,973,320,562,311,168
  5. Step 5: Solve for x
    x = 114,041,359,973,320,562,311,168/346,981,317,030.49
  6. Step 6: Final answer
    x = 328,667,148,275.59

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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.