Home / 3,630,662,693.40-5,445,994,040.10-3,603,452,914.20

Finding the Fourth Proportional to 3,630,662,693.40, 5,445,994,040.10 and 3,603,452,914.20

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Solution

The fourth proportional to 3,630,662,693.40, 5,445,994,040.10 and 3,603,452,914.20 is: 5,405,179,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,662,693.40 : 5,445,994,040.10 = 3,603,452,914.20 : x
  2. Step 2: Convert to fraction form
    3,630,662,693.40/5,445,994,040.10 = 3,603,452,914.20/x
  3. Step 3: Cross multiply
    3,630,662,693.40x = 5,445,994,040.10 × 3,603,452,914.20
  4. Step 4: Simplify right side
    3,630,662,693.40x = 19,624,383,094,514,176,000
  5. Step 5: Solve for x
    x = 19,624,383,094,514,176,000/3,630,662,693.40
  6. Step 6: Final answer
    x = 5,405,179,371.30

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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.