Home / 945,621,410.40-1,418,432,115.60-892,052,157.60

Finding the Fourth Proportional to 945,621,410.40, 1,418,432,115.60 and 892,052,157.60

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Solution

The fourth proportional to 945,621,410.40, 1,418,432,115.60 and 892,052,157.60 is: 1,338,078,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,621,410.40 : 1,418,432,115.60 = 892,052,157.60 : x
  2. Step 2: Convert to fraction form
    945,621,410.40/1,418,432,115.60 = 892,052,157.60/x
  3. Step 3: Cross multiply
    945,621,410.40x = 1,418,432,115.60 × 892,052,157.60
  4. Step 4: Simplify right side
    945,621,410.40x = 1,265,315,429,130,112,512
  5. Step 5: Solve for x
    x = 1,265,315,429,130,112,512/945,621,410.40
  6. Step 6: Final answer
    x = 1,338,078,236.40

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Double scale
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Similar ratio
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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.