Finding the Fourth Proportional to 98,330,274.10, 135,695,756.55 and 54,277,261.48
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Solution
The fourth proportional to 98,330,274.10, 135,695,756.55 and 54,277,261.48 is: 74,902,608.86
Step by Step Solution
- Step 1: Write the proportion equation
98,330,274.10 : 135,695,756.55 = 54,277,261.48 : x - Step 2: Convert to fraction form
98,330,274.10/135,695,756.55 = 54,277,261.48/x - Step 3: Cross multiply
98,330,274.10x = 135,695,756.55 × 54,277,261.48 - Step 4: Simplify right side
98,330,274.10x = 7,365,194,059,990,773 - Step 5: Solve for x
x = 7,365,194,059,990,773/98,330,274.10 - Step 6: Final answer
x = 74,902,608.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.