Home / 330,255,085.20-495,382,627.80-100,223,800.80

Finding the Fourth Proportional to 330,255,085.20, 495,382,627.80 and 100,223,800.80

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Solution

The fourth proportional to 330,255,085.20, 495,382,627.80 and 100,223,800.80 is: 150,335,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,255,085.20 : 495,382,627.80 = 100,223,800.80 : x
  2. Step 2: Convert to fraction form
    330,255,085.20/495,382,627.80 = 100,223,800.80/x
  3. Step 3: Cross multiply
    330,255,085.20x = 495,382,627.80 × 100,223,800.80
  4. Step 4: Simplify right side
    330,255,085.20x = 49,649,129,808,407,744
  5. Step 5: Solve for x
    x = 49,649,129,808,407,744/330,255,085.20
  6. Step 6: Final answer
    x = 150,335,701.20

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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.