Home / 3,360,592,911.20-5,040,889,366.80-1,421,644,200.80

Finding the Fourth Proportional to 3,360,592,911.20, 5,040,889,366.80 and 1,421,644,200.80

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Solution

The fourth proportional to 3,360,592,911.20, 5,040,889,366.80 and 1,421,644,200.80 is: 2,132,466,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,592,911.20 : 5,040,889,366.80 = 1,421,644,200.80 : x
  2. Step 2: Convert to fraction form
    3,360,592,911.20/5,040,889,366.80 = 1,421,644,200.80/x
  3. Step 3: Cross multiply
    3,360,592,911.20x = 5,040,889,366.80 × 1,421,644,200.80
  4. Step 4: Simplify right side
    3,360,592,911.20x = 7,166,351,135,185,603,584
  5. Step 5: Solve for x
    x = 7,166,351,135,185,603,584/3,360,592,911.20
  6. Step 6: Final answer
    x = 2,132,466,301.20

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Double scale
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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.