Home / 336,990,000.30-505,485,000.45-282,570,441.90

Finding the Fourth Proportional to 336,990,000.30, 505,485,000.45 and 282,570,441.90

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Solution

The fourth proportional to 336,990,000.30, 505,485,000.45 and 282,570,441.90 is: 423,855,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,990,000.30 : 505,485,000.45 = 282,570,441.90 : x
  2. Step 2: Convert to fraction form
    336,990,000.30/505,485,000.45 = 282,570,441.90/x
  3. Step 3: Cross multiply
    336,990,000.30x = 505,485,000.45 × 282,570,441.90
  4. Step 4: Simplify right side
    336,990,000.30x = 142,835,119,950,978,176
  5. Step 5: Solve for x
    x = 142,835,119,950,978,176/336,990,000.30
  6. Step 6: Final answer
    x = 423,855,662.85

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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.