Home / 3,500,801,968.38-4,831,121,172.18-1,893,256,928.36

Finding the Fourth Proportional to 3,500,801,968.38, 4,831,121,172.18 and 1,893,256,928.36

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Solution

The fourth proportional to 3,500,801,968.38, 4,831,121,172.18 and 1,893,256,928.36 is: 2,612,702,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,801,968.38 : 4,831,121,172.18 = 1,893,256,928.36 : x
  2. Step 2: Convert to fraction form
    3,500,801,968.38/4,831,121,172.18 = 1,893,256,928.36/x
  3. Step 3: Cross multiply
    3,500,801,968.38x = 4,831,121,172.18 × 1,893,256,928.36
  4. Step 4: Simplify right side
    3,500,801,968.38x = 9,146,553,630,976,470,016
  5. Step 5: Solve for x
    x = 9,146,553,630,976,470,016/3,500,801,968.38
  6. Step 6: Final answer
    x = 2,612,702,378.94

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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.