Home / 8,256,815,937.33-12,380,155,059.87-3,208,778,102.50

Finding the Fourth Proportional to 8,256,815,937.33, 12,380,155,059.87 and 3,208,778,102.50

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Solution

The fourth proportional to 8,256,815,937.33, 12,380,155,059.87 and 3,208,778,102.50 is: 4,811,197,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256,815,937.33 : 12,380,155,059.87 = 3,208,778,102.50 : x
  2. Step 2: Convert to fraction form
    8,256,815,937.33/12,380,155,059.87 = 3,208,778,102.50/x
  3. Step 3: Cross multiply
    8,256,815,937.33x = 12,380,155,059.87 × 3,208,778,102.50
  4. Step 4: Simplify right side
    8,256,815,937.33x = 39,725,170,461,661,487,104
  5. Step 5: Solve for x
    x = 39,725,170,461,661,487,104/8,256,815,937.33
  6. Step 6: Final answer
    x = 4,811,197,290.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.