Home / 338,300,401.20-507,450,601.80-236,263,729.20

Finding the Fourth Proportional to 338,300,401.20, 507,450,601.80 and 236,263,729.20

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Solution

The fourth proportional to 338,300,401.20, 507,450,601.80 and 236,263,729.20 is: 354,395,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,300,401.20 : 507,450,601.80 = 236,263,729.20 : x
  2. Step 2: Convert to fraction form
    338,300,401.20/507,450,601.80 = 236,263,729.20/x
  3. Step 3: Cross multiply
    338,300,401.20x = 507,450,601.80 × 236,263,729.20
  4. Step 4: Simplify right side
    338,300,401.20x = 119,892,171,566,052,224
  5. Step 5: Solve for x
    x = 119,892,171,566,052,224/338,300,401.20
  6. Step 6: Final answer
    x = 354,395,593.80

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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.