Home / 831,404,556.60-1,247,405,433.30-801,544,716.60

Finding the Fourth Proportional to 831,404,556.60, 1,247,405,433.30 and 801,544,716.60

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Solution

The fourth proportional to 831,404,556.60, 1,247,405,433.30 and 801,544,716.60 is: 1,202,604,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,404,556.60 : 1,247,405,433.30 = 801,544,716.60 : x
  2. Step 2: Convert to fraction form
    831,404,556.60/1,247,405,433.30 = 801,544,716.60/x
  3. Step 3: Cross multiply
    831,404,556.60x = 1,247,405,433.30 × 801,544,716.60
  4. Step 4: Simplify right side
    831,404,556.60x = 999,851,234,519,748,736
  5. Step 5: Solve for x
    x = 999,851,234,519,748,736/831,404,556.60
  6. Step 6: Final answer
    x = 1,202,604,949.16

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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.