Home / 852,695,998.40-1,279,043,997.60-801,039,933.20

Finding the Fourth Proportional to 852,695,998.40, 1,279,043,997.60 and 801,039,933.20

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Solution

The fourth proportional to 852,695,998.40, 1,279,043,997.60 and 801,039,933.20 is: 1,201,559,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,695,998.40 : 1,279,043,997.60 = 801,039,933.20 : x
  2. Step 2: Convert to fraction form
    852,695,998.40/1,279,043,997.60 = 801,039,933.20/x
  3. Step 3: Cross multiply
    852,695,998.40x = 1,279,043,997.60 × 801,039,933.20
  4. Step 4: Simplify right side
    852,695,998.40x = 1,024,565,318,397,364,992
  5. Step 5: Solve for x
    x = 1,024,565,318,397,364,992/852,695,998.40
  6. Step 6: Final answer
    x = 1,201,559,899.80

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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.