Home / 53,946,147.60-80,919,221.40-53,946,147.60

Finding the Fourth Proportional to 53,946,147.60, 80,919,221.40 and 53,946,147.60

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Solution

The fourth proportional to 53,946,147.60, 80,919,221.40 and 53,946,147.60 is: 80,919,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,147.60 : 80,919,221.40 = 53,946,147.60 : x
  2. Step 2: Convert to fraction form
    53,946,147.60/80,919,221.40 = 53,946,147.60/x
  3. Step 3: Cross multiply
    53,946,147.60x = 80,919,221.40 × 53,946,147.60
  4. Step 4: Simplify right side
    53,946,147.60x = 4,365,280,261,321,479
  5. Step 5: Solve for x
    x = 4,365,280,261,321,479/53,946,147.60
  6. Step 6: Final answer
    x = 80,919,221.40

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Double scale
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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.