Home / 19,981,170,881,022-29,950,602,826,245-6,721,004,539,404

Finding the Fourth Proportional to 19,981,170,881,022, 29,950,602,826,245 and 6,721,004,539,404

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Solution

The fourth proportional to 19,981,170,881,022, 29,950,602,826,245 and 6,721,004,539,404 is: 10,074,391,473,438.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,981,170,881,022 : 29,950,602,826,245 = 6,721,004,539,404 : x
  2. Step 2: Convert to fraction form
    19,981,170,881,022/29,950,602,826,245 = 6,721,004,539,404/x
  3. Step 3: Cross multiply
    19,981,170,881,022x = 29,950,602,826,245 × 6,721,004,539,404
  4. Step 4: Simplify right side
    19,981,170,881,022x = 201,298,137,553,078,928,269,115,392
  5. Step 5: Solve for x
    x = 201,298,137,553,078,928,269,115,392/19,981,170,881,022
  6. Step 6: Final answer
    x = 10,074,391,473,438.16

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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.