Home / 379,082,025.72-523,043,216.46-230,400,551.16

Finding the Fourth Proportional to 379,082,025.72, 523,043,216.46 and 230,400,551.16

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Solution

The fourth proportional to 379,082,025.72, 523,043,216.46 and 230,400,551.16 is: 317,898,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,082,025.72 : 523,043,216.46 = 230,400,551.16 : x
  2. Step 2: Convert to fraction form
    379,082,025.72/523,043,216.46 = 230,400,551.16/x
  3. Step 3: Cross multiply
    379,082,025.72x = 523,043,216.46 × 230,400,551.16
  4. Step 4: Simplify right side
    379,082,025.72x = 120,509,445,352,883,184
  5. Step 5: Solve for x
    x = 120,509,445,352,883,184/379,082,025.72
  6. Step 6: Final answer
    x = 317,898,072.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.