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Finding the Third Proportional to 70,441,642 and 153,388,754

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Solution

The third proportional to 70,441,642 and 153,388,754 is: 334,008,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,441,642 : 153,388,754 = 153,388,754 : x
  2. Step 2: Convert to fraction form
    70,441,642/153,388,754 = 153,388,754/x
  3. Step 3: Cross multiply
    70,441,642x = 153,388,754 × 153,388,754
  4. Step 4: Simplify right side
    70,441,642x = 23,528,109,853,672,516
  5. Step 5: Solve for x
    x = 23,528,109,853,672,516/70,441,642
  6. Step 6: Final answer
    x = 334,008,537.93

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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.