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Finding the Fourth Proportional to 17,153,500,256.80, 25,730,250,385.20 and 17,153,500,256.80

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Solution

The fourth proportional to 17,153,500,256.80, 25,730,250,385.20 and 17,153,500,256.80 is: 25,730,250,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153,500,256.80 : 25,730,250,385.20 = 17,153,500,256.80 : x
  2. Step 2: Convert to fraction form
    17,153,500,256.80/25,730,250,385.20 = 17,153,500,256.80/x
  3. Step 3: Cross multiply
    17,153,500,256.80x = 25,730,250,385.20 × 17,153,500,256.80
  4. Step 4: Simplify right side
    17,153,500,256.80x = 441,363,856,590,056,521,728
  5. Step 5: Solve for x
    x = 441,363,856,590,056,521,728/17,153,500,256.80
  6. Step 6: Final answer
    x = 25,730,250,385.20

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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.