Home / 3,630,662,692.40-5,445,994,038.60-3,603,452,913.20

Finding the Fourth Proportional to 3,630,662,692.40, 5,445,994,038.60 and 3,603,452,913.20

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Solution

The fourth proportional to 3,630,662,692.40, 5,445,994,038.60 and 3,603,452,913.20 is: 5,405,179,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,662,692.40 : 5,445,994,038.60 = 3,603,452,913.20 : x
  2. Step 2: Convert to fraction form
    3,630,662,692.40/5,445,994,038.60 = 3,603,452,913.20/x
  3. Step 3: Cross multiply
    3,630,662,692.40x = 5,445,994,038.60 × 3,603,452,913.20
  4. Step 4: Simplify right side
    3,630,662,692.40x = 19,624,383,083,663,003,648
  5. Step 5: Solve for x
    x = 19,624,383,083,663,003,648/3,630,662,692.40
  6. Step 6: Final answer
    x = 5,405,179,369.80

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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.