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Finding the Third Proportional to 13,338,655,380 and 28,402,463,012

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Solution

The third proportional to 13,338,655,380 and 28,402,463,012 is: 60,478,352,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338,655,380 : 28,402,463,012 = 28,402,463,012 : x
  2. Step 2: Convert to fraction form
    13,338,655,380/28,402,463,012 = 28,402,463,012/x
  3. Step 3: Cross multiply
    13,338,655,380x = 28,402,463,012 × 28,402,463,012
  4. Step 4: Simplify right side
    13,338,655,380x = 806,699,905,148,028,059,648
  5. Step 5: Solve for x
    x = 806,699,905,148,028,059,648/13,338,655,380
  6. Step 6: Final answer
    x = 60,478,352,739.93

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.