Home / 667,683,227.35-1,000,260,693.89-445,685,177.65

Finding the Fourth Proportional to 667,683,227.35, 1,000,260,693.89 and 445,685,177.65

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Solution

The fourth proportional to 667,683,227.35, 1,000,260,693.89 and 445,685,177.65 is: 667,683,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,683,227.35 : 1,000,260,693.89 = 445,685,177.65 : x
  2. Step 2: Convert to fraction form
    667,683,227.35/1,000,260,693.89 = 445,685,177.65/x
  3. Step 3: Cross multiply
    667,683,227.35x = 1,000,260,693.89 × 445,685,177.65
  4. Step 4: Simplify right side
    667,683,227.35x = 445,801,365,047,675,584
  5. Step 5: Solve for x
    x = 445,801,365,047,675,584/667,683,227.35
  6. Step 6: Final answer
    x = 667,683,935.72

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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.