Home / 728,134,760.43-1,092,222,490.34-236,848,032.46

Finding the Fourth Proportional to 728,134,760.43, 1,092,222,490.34 and 236,848,032.46

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Solution

The fourth proportional to 728,134,760.43, 1,092,222,490.34 and 236,848,032.46 is: 355,278,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,134,760.43 : 1,092,222,490.34 = 236,848,032.46 : x
  2. Step 2: Convert to fraction form
    728,134,760.43/1,092,222,490.34 = 236,848,032.46/x
  3. Step 3: Cross multiply
    728,134,760.43x = 1,092,222,490.34 × 236,848,032.46
  4. Step 4: Simplify right side
    728,134,760.43x = 258,690,747,847,547,744
  5. Step 5: Solve for x
    x = 258,690,747,847,547,744/728,134,760.43
  6. Step 6: Final answer
    x = 355,278,668.05

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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.