Home / 338,183,246.70-507,274,870.05-223,297,512.30

Finding the Fourth Proportional to 338,183,246.70, 507,274,870.05 and 223,297,512.30

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Solution

The fourth proportional to 338,183,246.70, 507,274,870.05 and 223,297,512.30 is: 334,946,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,183,246.70 : 507,274,870.05 = 223,297,512.30 : x
  2. Step 2: Convert to fraction form
    338,183,246.70/507,274,870.05 = 223,297,512.30/x
  3. Step 3: Cross multiply
    338,183,246.70x = 507,274,870.05 × 223,297,512.30
  4. Step 4: Simplify right side
    338,183,246.70x = 113,273,216,534,470,784
  5. Step 5: Solve for x
    x = 113,273,216,534,470,784/338,183,246.70
  6. Step 6: Final answer
    x = 334,946,268.45

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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.