Finding the Third Proportional to 81,771,447 and 180,134,934
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Solution
The third proportional to 81,771,447 and 180,134,934 is: 396,820,597.38
Step by Step Solution
- Step 1: Write the proportion equation
81,771,447 : 180,134,934 = 180,134,934 : x - Step 2: Convert to fraction form
81,771,447/180,134,934 = 180,134,934/x - Step 3: Cross multiply
81,771,447x = 180,134,934 × 180,134,934 - Step 4: Simplify right side
81,771,447x = 32,448,594,447,184,356 - Step 5: Solve for x
x = 32,448,594,447,184,356/81,771,447 - Step 6: Final answer
x = 396,820,597.38
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.