Finding the Third Proportional to 121,122,770 and 265,695,169
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Solution
The third proportional to 121,122,770 and 265,695,169 is: 582,829,494.65
Step by Step Solution
- Step 1: Write the proportion equation
121,122,770 : 265,695,169 = 265,695,169 : x - Step 2: Convert to fraction form
121,122,770/265,695,169 = 265,695,169/x - Step 3: Cross multiply
121,122,770x = 265,695,169 × 265,695,169 - Step 4: Simplify right side
121,122,770x = 70,593,922,829,938,560 - Step 5: Solve for x
x = 70,593,922,829,938,560/121,122,770 - Step 6: Final answer
x = 582,829,494.65
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.