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Finding the Third Proportional to 7,950,425,431 and 17,225,849,915

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Solution

The third proportional to 7,950,425,431 and 17,225,849,915 is: 37,322,519,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950,425,431 : 17,225,849,915 = 17,225,849,915 : x
  2. Step 2: Convert to fraction form
    7,950,425,431/17,225,849,915 = 17,225,849,915/x
  3. Step 3: Cross multiply
    7,950,425,431x = 17,225,849,915 × 17,225,849,915
  4. Step 4: Simplify right side
    7,950,425,431x = 296,729,905,294,105,509,888
  5. Step 5: Solve for x
    x = 296,729,905,294,105,509,888/7,950,425,431
  6. Step 6: Final answer
    x = 37,322,519,136.79

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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.