Home / 5,112,540,181.60-7,668,810,272.40-3,275,880,085.60

Finding the Fourth Proportional to 5,112,540,181.60, 7,668,810,272.40 and 3,275,880,085.60

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Solution

The fourth proportional to 5,112,540,181.60, 7,668,810,272.40 and 3,275,880,085.60 is: 4,913,820,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,540,181.60 : 7,668,810,272.40 = 3,275,880,085.60 : x
  2. Step 2: Convert to fraction form
    5,112,540,181.60/7,668,810,272.40 = 3,275,880,085.60/x
  3. Step 3: Cross multiply
    5,112,540,181.60x = 7,668,810,272.40 × 3,275,880,085.60
  4. Step 4: Simplify right side
    5,112,540,181.60x = 25,122,102,851,599,867,904
  5. Step 5: Solve for x
    x = 25,122,102,851,599,867,904/5,112,540,181.60
  6. Step 6: Final answer
    x = 4,913,820,128.40

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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.