Home / 835,471,635.96-1,152,981,973.04-500,998,613.79

Finding the Fourth Proportional to 835,471,635.96, 1,152,981,973.04 and 500,998,613.79

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Solution

The fourth proportional to 835,471,635.96, 1,152,981,973.04 and 500,998,613.79 is: 691,396,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,471,635.96 : 1,152,981,973.04 = 500,998,613.79 : x
  2. Step 2: Convert to fraction form
    835,471,635.96/1,152,981,973.04 = 500,998,613.79/x
  3. Step 3: Cross multiply
    835,471,635.96x = 1,152,981,973.04 × 500,998,613.79
  4. Step 4: Simplify right side
    835,471,635.96x = 577,642,370,215,394,176
  5. Step 5: Solve for x
    x = 577,642,370,215,394,176/835,471,635.96
  6. Step 6: Final answer
    x = 691,396,745.69

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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.