Finding the Fourth Proportional to 271,110,811.70, 374,286,557.52 and 207,411,306.56
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Solution
The fourth proportional to 271,110,811.70, 374,286,557.52 and 207,411,306.56 is: 286,345,142.18
Step by Step Solution
- Step 1: Write the proportion equation
271,110,811.70 : 374,286,557.52 = 207,411,306.56 : x - Step 2: Convert to fraction form
271,110,811.70/374,286,557.52 = 207,411,306.56/x - Step 3: Cross multiply
271,110,811.70x = 374,286,557.52 × 207,411,306.56 - Step 4: Simplify right side
271,110,811.70x = 77,631,263,923,067,792 - Step 5: Solve for x
x = 77,631,263,923,067,792/271,110,811.70 - Step 6: Final answer
x = 286,345,142.18
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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.