Home / 10,208,364,586.20-15,312,546,879.30-3,995,465,002.20

Finding the Fourth Proportional to 10,208,364,586.20, 15,312,546,879.30 and 3,995,465,002.20

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Solution

The fourth proportional to 10,208,364,586.20, 15,312,546,879.30 and 3,995,465,002.20 is: 5,993,197,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,364,586.20 : 15,312,546,879.30 = 3,995,465,002.20 : x
  2. Step 2: Convert to fraction form
    10,208,364,586.20/15,312,546,879.30 = 3,995,465,002.20/x
  3. Step 3: Cross multiply
    10,208,364,586.20x = 15,312,546,879.30 × 3,995,465,002.20
  4. Step 4: Simplify right side
    10,208,364,586.20x = 61,180,745,150,789,967,872
  5. Step 5: Solve for x
    x = 61,180,745,150,789,967,872/10,208,364,586.20
  6. Step 6: Final answer
    x = 5,993,197,503.30

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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.