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Finding the Third Proportional to 79,210,704 and 126,039,798

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Solution

The third proportional to 79,210,704 and 126,039,798 is: 200,554,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,210,704 : 126,039,798 = 126,039,798 : x
  2. Step 2: Convert to fraction form
    79,210,704/126,039,798 = 126,039,798/x
  3. Step 3: Cross multiply
    79,210,704x = 126,039,798 × 126,039,798
  4. Step 4: Simplify right side
    79,210,704x = 15,886,030,679,880,804
  5. Step 5: Solve for x
    x = 15,886,030,679,880,804/79,210,704
  6. Step 6: Final answer
    x = 200,554,090.26

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.