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Finding the Third Proportional to 70,899,156 and 153,898,497

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Solution

The third proportional to 70,899,156 and 153,898,497 is: 334,062,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,899,156 : 153,898,497 = 153,898,497 : x
  2. Step 2: Convert to fraction form
    70,899,156/153,898,497 = 153,898,497/x
  3. Step 3: Cross multiply
    70,899,156x = 153,898,497 × 153,898,497
  4. Step 4: Simplify right side
    70,899,156x = 23,684,747,378,859,008
  5. Step 5: Solve for x
    x = 23,684,747,378,859,008/70,899,156
  6. Step 6: Final answer
    x = 334,062,472.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.