Finding the Third Proportional to 77,681,214 and 115,990,083
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Solution
The third proportional to 77,681,214 and 115,990,083 is: 173,191,157.32
Step by Step Solution
- Step 1: Write the proportion equation
77,681,214 : 115,990,083 = 115,990,083 : x - Step 2: Convert to fraction form
77,681,214/115,990,083 = 115,990,083/x - Step 3: Cross multiply
77,681,214x = 115,990,083 × 115,990,083 - Step 4: Simplify right side
77,681,214x = 13,453,699,354,346,888 - Step 5: Solve for x
x = 13,453,699,354,346,888/77,681,214 - Step 6: Final answer
x = 173,191,157.32
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.