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Finding the Third Proportional to 3,824,781,130 and 5,627,799,903

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Solution

The third proportional to 3,824,781,130 and 5,627,799,903 is: 8,280,769,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,781,130 : 5,627,799,903 = 5,627,799,903 : x
  2. Step 2: Convert to fraction form
    3,824,781,130/5,627,799,903 = 5,627,799,903/x
  3. Step 3: Cross multiply
    3,824,781,130x = 5,627,799,903 × 5,627,799,903
  4. Step 4: Simplify right side
    3,824,781,130x = 31,672,131,748,206,809,088
  5. Step 5: Solve for x
    x = 31,672,131,748,206,809,088/3,824,781,130
  6. Step 6: Final answer
    x = 8,280,769,715.10

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.