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Finding the Fourth Proportional to 18,575,892,003.90, 26,079,715,209.30 and 18,575,892,003.90

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Solution

The fourth proportional to 18,575,892,003.90, 26,079,715,209.30 and 18,575,892,003.90 is: 26,079,715,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575,892,003.90 : 26,079,715,209.30 = 18,575,892,003.90 : x
  2. Step 2: Convert to fraction form
    18,575,892,003.90/26,079,715,209.30 = 18,575,892,003.90/x
  3. Step 3: Cross multiply
    18,575,892,003.90x = 26,079,715,209.30 × 18,575,892,003.90
  4. Step 4: Simplify right side
    18,575,892,003.90x = 484,453,973,220,425,138,176
  5. Step 5: Solve for x
    x = 484,453,973,220,425,138,176/18,575,892,003.90
  6. Step 6: Final answer
    x = 26,079,715,209.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.