Home / 253,892,549,596.50-350,361,143,879.21-138,149,763,764.89

Finding the Fourth Proportional to 253,892,549,596.50, 350,361,143,879.21 and 138,149,763,764.89

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Solution

The fourth proportional to 253,892,549,596.50, 350,361,143,879.21 and 138,149,763,764.89 is: 190,640,920,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,892,549,596.50 : 350,361,143,879.21 = 138,149,763,764.89 : x
  2. Step 2: Convert to fraction form
    253,892,549,596.50/350,361,143,879.21 = 138,149,763,764.89/x
  3. Step 3: Cross multiply
    253,892,549,596.50x = 350,361,143,879.21 × 138,149,763,764.89
  4. Step 4: Simplify right side
    253,892,549,596.50x = 48,402,309,259,309,504,004,096
  5. Step 5: Solve for x
    x = 48,402,309,259,309,504,004,096/253,892,549,596.50
  6. Step 6: Final answer
    x = 190,640,920,090.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.