Home / 306,518,145.90-459,777,218.85-273,261,749.10

Finding the Fourth Proportional to 306,518,145.90, 459,777,218.85 and 273,261,749.10

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Solution

The fourth proportional to 306,518,145.90, 459,777,218.85 and 273,261,749.10 is: 409,892,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,518,145.90 : 459,777,218.85 = 273,261,749.10 : x
  2. Step 2: Convert to fraction form
    306,518,145.90/459,777,218.85 = 273,261,749.10/x
  3. Step 3: Cross multiply
    306,518,145.90x = 459,777,218.85 × 273,261,749.10
  4. Step 4: Simplify right side
    306,518,145.90x = 125,639,527,019,284,512
  5. Step 5: Solve for x
    x = 125,639,527,019,284,512/306,518,145.90
  6. Step 6: Final answer
    x = 409,892,623.65

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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.