Home / 591,947,511,838.92-816,888,170,908.68-321,285,928,512.60

Finding the Fourth Proportional to 591,947,511,838.92, 816,888,170,908.68 and 321,285,928,512.60

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Solution

The fourth proportional to 591,947,511,838.92, 816,888,170,908.68 and 321,285,928,512.60 is: 443,374,909,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,947,511,838.92 : 816,888,170,908.68 = 321,285,928,512.60 : x
  2. Step 2: Convert to fraction form
    591,947,511,838.92/816,888,170,908.68 = 321,285,928,512.60/x
  3. Step 3: Cross multiply
    591,947,511,838.92x = 816,888,170,908.68 × 321,285,928,512.60
  4. Step 4: Simplify right side
    591,947,511,838.92x = 262,454,674,481,354,740,072,448
  5. Step 5: Solve for x
    x = 262,454,674,481,354,740,072,448/591,947,511,838.92
  6. Step 6: Final answer
    x = 443,374,909,484.84

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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.