Home / 8,148,763,079.70-12,223,144,619.55-2,553,167,646.60

Finding the Fourth Proportional to 8,148,763,079.70, 12,223,144,619.55 and 2,553,167,646.60

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Solution

The fourth proportional to 8,148,763,079.70, 12,223,144,619.55 and 2,553,167,646.60 is: 3,829,751,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,763,079.70 : 12,223,144,619.55 = 2,553,167,646.60 : x
  2. Step 2: Convert to fraction form
    8,148,763,079.70/12,223,144,619.55 = 2,553,167,646.60/x
  3. Step 3: Cross multiply
    8,148,763,079.70x = 12,223,144,619.55 × 2,553,167,646.60
  4. Step 4: Simplify right side
    8,148,763,079.70x = 31,207,737,382,347,923,456
  5. Step 5: Solve for x
    x = 31,207,737,382,347,923,456/8,148,763,079.70
  6. Step 6: Final answer
    x = 3,829,751,469.90

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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.