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Finding the Fourth Proportional to 150,426,880.40, 225,640,320.60 and 150,426,880.40

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Solution

The fourth proportional to 150,426,880.40, 225,640,320.60 and 150,426,880.40 is: 225,640,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,426,880.40 : 225,640,320.60 = 150,426,880.40 : x
  2. Step 2: Convert to fraction form
    150,426,880.40/225,640,320.60 = 150,426,880.40/x
  3. Step 3: Cross multiply
    150,426,880.40x = 225,640,320.60 × 150,426,880.40
  4. Step 4: Simplify right side
    150,426,880.40x = 33,942,369,520,313,856
  5. Step 5: Solve for x
    x = 33,942,369,520,313,856/150,426,880.40
  6. Step 6: Final answer
    x = 225,640,320.60

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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.