Finding the Fourth Proportional to 371,168,896.74, 512,156,138.10 and 214,505,751.02
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Solution
The fourth proportional to 371,168,896.74, 512,156,138.10 and 214,505,751.02 is: 295,985,030.02
Step by Step Solution
- Step 1: Write the proportion equation
371,168,896.74 : 512,156,138.10 = 214,505,751.02 : x - Step 2: Convert to fraction form
371,168,896.74/512,156,138.10 = 214,505,751.02/x - Step 3: Cross multiply
371,168,896.74x = 512,156,138.10 × 214,505,751.02 - Step 4: Simplify right side
371,168,896.74x = 109,860,437,042,643,344 - Step 5: Solve for x
x = 109,860,437,042,643,344/371,168,896.74 - Step 6: Final answer
x = 295,985,030.02
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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.