Home / 533,354,319,034.20-736,029,504,994.15-289,483,838,170.54

Finding the Fourth Proportional to 533,354,319,034.20, 736,029,504,994.15 and 289,483,838,170.54

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Solution

The fourth proportional to 533,354,319,034.20, 736,029,504,994.15 and 289,483,838,170.54 is: 399,487,992,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,354,319,034.20 : 736,029,504,994.15 = 289,483,838,170.54 : x
  2. Step 2: Convert to fraction form
    533,354,319,034.20/736,029,504,994.15 = 289,483,838,170.54/x
  3. Step 3: Cross multiply
    533,354,319,034.20x = 736,029,504,994.15 × 289,483,838,170.54
  4. Step 4: Simplify right side
    533,354,319,034.20x = 213,068,646,112,469,178,122,240
  5. Step 5: Solve for x
    x = 213,068,646,112,469,178,122,240/533,354,319,034.20
  6. Step 6: Final answer
    x = 399,487,992,331.80

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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.