Home / 864,454,593.35-1,192,947,738.54-467,977,583.35

Finding the Fourth Proportional to 864,454,593.35, 1,192,947,738.54 and 467,977,583.35

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Solution

The fourth proportional to 864,454,593.35, 1,192,947,738.54 and 467,977,583.35 is: 645,809,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,454,593.35 : 1,192,947,738.54 = 467,977,583.35 : x
  2. Step 2: Convert to fraction form
    864,454,593.35/1,192,947,738.54 = 467,977,583.35/x
  3. Step 3: Cross multiply
    864,454,593.35x = 1,192,947,738.54 × 467,977,583.35
  4. Step 4: Simplify right side
    864,454,593.35x = 558,272,799,744,796,864
  5. Step 5: Solve for x
    x = 558,272,799,744,796,864/864,454,593.35
  6. Step 6: Final answer
    x = 645,809,281.41

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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.