Home / 820,932,167.70-1,132,872,390.24-444,585,705.48

Finding the Fourth Proportional to 820,932,167.70, 1,132,872,390.24 and 444,585,705.48

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Solution

The fourth proportional to 820,932,167.70, 1,132,872,390.24 and 444,585,705.48 is: 613,520,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,932,167.70 : 1,132,872,390.24 = 444,585,705.48 : x
  2. Step 2: Convert to fraction form
    820,932,167.70/1,132,872,390.24 = 444,585,705.48/x
  3. Step 3: Cross multiply
    820,932,167.70x = 1,132,872,390.24 × 444,585,705.48
  4. Step 4: Simplify right side
    820,932,167.70x = 503,658,870,833,664,320
  5. Step 5: Solve for x
    x = 503,658,870,833,664,320/820,932,167.70
  6. Step 6: Final answer
    x = 613,520,691.05

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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.