Finding the Fourth Proportional to 165,397,480.70, 247,718,307.45 and 97,373,032.70
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Solution
The fourth proportional to 165,397,480.70, 247,718,307.45 and 97,373,032.70 is: 145,837,063.23
Step by Step Solution
- Step 1: Write the proportion equation
165,397,480.70 : 247,718,307.45 = 97,373,032.70 : x - Step 2: Convert to fraction form
165,397,480.70/247,718,307.45 = 97,373,032.70/x - Step 3: Cross multiply
165,397,480.70x = 247,718,307.45 × 97,373,032.70 - Step 4: Simplify right side
165,397,480.70x = 24,121,082,851,717,504 - Step 5: Solve for x
x = 24,121,082,851,717,504/165,397,480.70 - Step 6: Final answer
x = 145,837,063.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.