Home / 4,801,902,665.60-7,202,853,998.40-3,985,609,289.60

Finding the Fourth Proportional to 4,801,902,665.60, 7,202,853,998.40 and 3,985,609,289.60

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Solution

The fourth proportional to 4,801,902,665.60, 7,202,853,998.40 and 3,985,609,289.60 is: 5,978,413,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801,902,665.60 : 7,202,853,998.40 = 3,985,609,289.60 : x
  2. Step 2: Convert to fraction form
    4,801,902,665.60/7,202,853,998.40 = 3,985,609,289.60/x
  3. Step 3: Cross multiply
    4,801,902,665.60x = 7,202,853,998.40 × 3,985,609,289.60
  4. Step 4: Simplify right side
    4,801,902,665.60x = 28,707,761,807,655,542,784
  5. Step 5: Solve for x
    x = 28,707,761,807,655,542,784/4,801,902,665.60
  6. Step 6: Final answer
    x = 5,978,413,934.40

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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.