Home / 12,099,022,291.20-18,148,533,436.80-4,735,585,747.20

Finding the Fourth Proportional to 12,099,022,291.20, 18,148,533,436.80 and 4,735,585,747.20

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Solution

The fourth proportional to 12,099,022,291.20, 18,148,533,436.80 and 4,735,585,747.20 is: 7,103,378,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,022,291.20 : 18,148,533,436.80 = 4,735,585,747.20 : x
  2. Step 2: Convert to fraction form
    12,099,022,291.20/18,148,533,436.80 = 4,735,585,747.20/x
  3. Step 3: Cross multiply
    12,099,022,291.20x = 18,148,533,436.80 × 4,735,585,747.20
  4. Step 4: Simplify right side
    12,099,022,291.20x = 85,943,936,275,892,699,136
  5. Step 5: Solve for x
    x = 85,943,936,275,892,699,136/12,099,022,291.20
  6. Step 6: Final answer
    x = 7,103,378,620.80

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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.