Home / 923,546,181.47-1,274,510,290.83-505,831,562.60

Finding the Fourth Proportional to 923,546,181.47, 1,274,510,290.83 and 505,831,562.60

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Solution

The fourth proportional to 923,546,181.47, 1,274,510,290.83 and 505,831,562.60 is: 698,056,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,546,181.47 : 1,274,510,290.83 = 505,831,562.60 : x
  2. Step 2: Convert to fraction form
    923,546,181.47/1,274,510,290.83 = 505,831,562.60/x
  3. Step 3: Cross multiply
    923,546,181.47x = 1,274,510,290.83 × 505,831,562.60
  4. Step 4: Simplify right side
    923,546,181.47x = 644,687,531,960,319,360
  5. Step 5: Solve for x
    x = 644,687,531,960,319,360/923,546,181.47
  6. Step 6: Final answer
    x = 698,056,626.62

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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.