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Finding the Third Proportional to 70,441,581 and 153,388,630

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Solution

The third proportional to 70,441,581 and 153,388,630 is: 334,008,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,441,581 : 153,388,630 = 153,388,630 : x
  2. Step 2: Convert to fraction form
    70,441,581/153,388,630 = 153,388,630/x
  3. Step 3: Cross multiply
    70,441,581x = 153,388,630 × 153,388,630
  4. Step 4: Simplify right side
    70,441,581x = 23,528,071,813,276,900
  5. Step 5: Solve for x
    x = 23,528,071,813,276,900/70,441,581
  6. Step 6: Final answer
    x = 334,008,287.14

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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.