Home / 820,932,178.06-1,132,872,404.52-444,585,715.84

Finding the Fourth Proportional to 820,932,178.06, 1,132,872,404.52 and 444,585,715.84

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Solution

The fourth proportional to 820,932,178.06, 1,132,872,404.52 and 444,585,715.84 is: 613,520,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,932,178.06 : 1,132,872,404.52 = 444,585,715.84 : x
  2. Step 2: Convert to fraction form
    820,932,178.06/1,132,872,404.52 = 444,585,715.84/x
  3. Step 3: Cross multiply
    820,932,178.06x = 1,132,872,404.52 × 444,585,715.84
  4. Step 4: Simplify right side
    820,932,178.06x = 503,658,888,918,906,240
  5. Step 5: Solve for x
    x = 503,658,888,918,906,240/820,932,178.06
  6. Step 6: Final answer
    x = 613,520,705.34

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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.