Finding the Fourth Proportional to 371,119,151.42, 512,114,561.94 and 214,496,402.84
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Solution
The fourth proportional to 371,119,151.42, 512,114,561.94 and 214,496,402.84 is: 295,987,773.62
Step by Step Solution
- Step 1: Write the proportion equation
371,119,151.42 : 512,114,561.94 = 214,496,402.84 : x - Step 2: Convert to fraction form
371,119,151.42/512,114,561.94 = 214,496,402.84/x - Step 3: Cross multiply
371,119,151.42x = 512,114,561.94 × 214,496,402.84 - Step 4: Simplify right side
371,119,151.42x = 109,846,731,378,112,368 - Step 5: Solve for x
x = 109,846,731,378,112,368/371,119,151.42 - Step 6: Final answer
x = 295,987,773.62
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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.