Home / 294,840,091.35-442,260,137.03-90,341,594.55

Finding the Fourth Proportional to 294,840,091.35, 442,260,137.03 and 90,341,594.55

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Solution

The fourth proportional to 294,840,091.35, 442,260,137.03 and 90,341,594.55 is: 135,512,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,840,091.35 : 442,260,137.03 = 90,341,594.55 : x
  2. Step 2: Convert to fraction form
    294,840,091.35/442,260,137.03 = 90,341,594.55/x
  3. Step 3: Cross multiply
    294,840,091.35x = 442,260,137.03 × 90,341,594.55
  4. Step 4: Simplify right side
    294,840,091.35x = 39,954,485,984,739,992
  5. Step 5: Solve for x
    x = 39,954,485,984,739,992/294,840,091.35
  6. Step 6: Final answer
    x = 135,512,391.83

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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.