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Finding the Third Proportional to 445,437,355.50 and 673,889,148

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Solution

The third proportional to 445,437,355.50 and 673,889,148 is: 1,019,507,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,437,355.50 : 673,889,148 = 673,889,148 : x
  2. Step 2: Convert to fraction form
    445,437,355.50/673,889,148 = 673,889,148/x
  3. Step 3: Cross multiply
    445,437,355.50x = 673,889,148 × 673,889,148
  4. Step 4: Simplify right side
    445,437,355.50x = 454,126,583,792,165,888
  5. Step 5: Solve for x
    x = 454,126,583,792,165,888/445,437,355.50
  6. Step 6: Final answer
    x = 1,019,507,183.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.