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Finding the Third Proportional to 18,748,689,869 and 28,562,576,174

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Solution

The third proportional to 18,748,689,869 and 28,562,576,174 is: 43,513,480,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,748,689,869 : 28,562,576,174 = 28,562,576,174 : x
  2. Step 2: Convert to fraction form
    18,748,689,869/28,562,576,174 = 28,562,576,174/x
  3. Step 3: Cross multiply
    18,748,689,869x = 28,562,576,174 × 28,562,576,174
  4. Step 4: Simplify right side
    18,748,689,869x = 815,820,757,695,552,421,888
  5. Step 5: Solve for x
    x = 815,820,757,695,552,421,888/18,748,689,869
  6. Step 6: Final answer
    x = 43,513,480,856.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.