Home / 550,360,319.57-825,540,477.99-200,632,615.70

Finding the Fourth Proportional to 550,360,319.57, 825,540,477.99 and 200,632,615.70

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Solution

The fourth proportional to 550,360,319.57, 825,540,477.99 and 200,632,615.70 is: 300,948,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,360,319.57 : 825,540,477.99 = 200,632,615.70 : x
  2. Step 2: Convert to fraction form
    550,360,319.57/825,540,477.99 = 200,632,615.70/x
  3. Step 3: Cross multiply
    550,360,319.57x = 825,540,477.99 × 200,632,615.70
  4. Step 4: Simplify right side
    550,360,319.57x = 165,630,345,460,231,104
  5. Step 5: Solve for x
    x = 165,630,345,460,231,104/550,360,319.57
  6. Step 6: Final answer
    x = 300,948,923.04

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1.5x scale

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.