Home / 3,031,215,269.40-4,546,822,904.10-2,990,400,600.60

Finding the Fourth Proportional to 3,031,215,269.40, 4,546,822,904.10 and 2,990,400,600.60

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Solution

The fourth proportional to 3,031,215,269.40, 4,546,822,904.10 and 2,990,400,600.60 is: 4,485,600,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,215,269.40 : 4,546,822,904.10 = 2,990,400,600.60 : x
  2. Step 2: Convert to fraction form
    3,031,215,269.40/4,546,822,904.10 = 2,990,400,600.60/x
  3. Step 3: Cross multiply
    3,031,215,269.40x = 4,546,822,904.10 × 2,990,400,600.60
  4. Step 4: Simplify right side
    3,031,215,269.40x = 13,596,821,943,242,477,568
  5. Step 5: Solve for x
    x = 13,596,821,943,242,477,568/3,031,215,269.40
  6. Step 6: Final answer
    x = 4,485,600,900.90

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Double scale
Find fourth proportional to 3,031,215,270.40, 4,546,822,905.60 and 2,990,400,601.60
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.