Home / 893,003,997.60-1,336,955,079.60-801,170,992.80

Finding the Fourth Proportional to 893,003,997.60, 1,336,955,079.60 and 801,170,992.80

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Solution

The fourth proportional to 893,003,997.60, 1,336,955,079.60 and 801,170,992.80 is: 1,199,467,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,003,997.60 : 1,336,955,079.60 = 801,170,992.80 : x
  2. Step 2: Convert to fraction form
    893,003,997.60/1,336,955,079.60 = 801,170,992.80/x
  3. Step 3: Cross multiply
    893,003,997.60x = 1,336,955,079.60 × 801,170,992.80
  4. Step 4: Simplify right side
    893,003,997.60x = 1,071,129,628,452,134,912
  5. Step 5: Solve for x
    x = 1,071,129,628,452,134,912/893,003,997.60
  6. Step 6: Final answer
    x = 1,199,467,898.61

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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.