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Finding the Third Proportional to 30,768,406 and 65,655,004

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Solution

The third proportional to 30,768,406 and 65,655,004 is: 140,097,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768,406 : 65,655,004 = 65,655,004 : x
  2. Step 2: Convert to fraction form
    30,768,406/65,655,004 = 65,655,004/x
  3. Step 3: Cross multiply
    30,768,406x = 65,655,004 × 65,655,004
  4. Step 4: Simplify right side
    30,768,406x = 4,310,579,550,240,016
  5. Step 5: Solve for x
    x = 4,310,579,550,240,016/30,768,406
  6. Step 6: Final answer
    x = 140,097,590.70

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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.