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Finding the Third Proportional to 70,441,620 and 153,388,707

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Solution

The third proportional to 70,441,620 and 153,388,707 is: 334,008,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,441,620 : 153,388,707 = 153,388,707 : x
  2. Step 2: Convert to fraction form
    70,441,620/153,388,707 = 153,388,707/x
  3. Step 3: Cross multiply
    70,441,620x = 153,388,707 × 153,388,707
  4. Step 4: Simplify right side
    70,441,620x = 23,528,095,435,131,848
  5. Step 5: Solve for x
    x = 23,528,095,435,131,848/70,441,620
  6. Step 6: Final answer
    x = 334,008,437.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.