Finding the Third Proportional to 79,171,202 and 122,587,779
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Solution
The third proportional to 79,171,202 and 122,587,779 is: 189,813,507.70
Step by Step Solution
- Step 1: Write the proportion equation
79,171,202 : 122,587,779 = 122,587,779 : x - Step 2: Convert to fraction form
79,171,202/122,587,779 = 122,587,779/x - Step 3: Cross multiply
79,171,202x = 122,587,779 × 122,587,779 - Step 4: Simplify right side
79,171,202x = 15,027,763,560,152,840 - Step 5: Solve for x
x = 15,027,763,560,152,840/79,171,202 - Step 6: Final answer
x = 189,813,507.70
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.