Home / 437,310,441.32-603,459,651.30-251,641,489.64

Finding the Fourth Proportional to 437,310,441.32, 603,459,651.30 and 251,641,489.64

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Solution

The fourth proportional to 437,310,441.32, 603,459,651.30 and 251,641,489.64 is: 347,248,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,310,441.32 : 603,459,651.30 = 251,641,489.64 : x
  2. Step 2: Convert to fraction form
    437,310,441.32/603,459,651.30 = 251,641,489.64/x
  3. Step 3: Cross multiply
    437,310,441.32x = 603,459,651.30 × 251,641,489.64
  4. Step 4: Simplify right side
    437,310,441.32x = 151,855,485,590,766,944
  5. Step 5: Solve for x
    x = 151,855,485,590,766,944/437,310,441.32
  6. Step 6: Final answer
    x = 347,248,707.65

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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.