Home / 451,821,000.65-677,731,501.43-451,821,000.65

Finding the Fourth Proportional to 451,821,000.65, 677,731,501.43 and 451,821,000.65

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Solution

The fourth proportional to 451,821,000.65, 677,731,501.43 and 451,821,000.65 is: 677,731,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,821,000.65 : 677,731,501.43 = 451,821,000.65 : x
  2. Step 2: Convert to fraction form
    451,821,000.65/677,731,501.43 = 451,821,000.65/x
  3. Step 3: Cross multiply
    451,821,000.65x = 677,731,501.43 × 451,821,000.65
  4. Step 4: Simplify right side
    451,821,000.65x = 306,213,325,145,870,336
  5. Step 5: Solve for x
    x = 306,213,325,145,870,336/451,821,000.65
  6. Step 6: Final answer
    x = 677,731,501.43

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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.