Home / 3,621,673,421.20-5,432,510,131.80-3,009,453,389.20

Finding the Fourth Proportional to 3,621,673,421.20, 5,432,510,131.80 and 3,009,453,389.20

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Solution

The fourth proportional to 3,621,673,421.20, 5,432,510,131.80 and 3,009,453,389.20 is: 4,514,180,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,673,421.20 : 5,432,510,131.80 = 3,009,453,389.20 : x
  2. Step 2: Convert to fraction form
    3,621,673,421.20/5,432,510,131.80 = 3,009,453,389.20/x
  3. Step 3: Cross multiply
    3,621,673,421.20x = 5,432,510,131.80 × 3,009,453,389.20
  4. Step 4: Simplify right side
    3,621,673,421.20x = 16,348,886,028,008,847,360
  5. Step 5: Solve for x
    x = 16,348,886,028,008,847,360/3,621,673,421.20
  6. Step 6: Final answer
    x = 4,514,180,083.80

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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.