Finding the Fourth Proportional to 379,032,266.08, 568,548,399.28 and 136,695,170.08
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Solution
The fourth proportional to 379,032,266.08, 568,548,399.28 and 136,695,170.08 is: 205,042,755.18
Step by Step Solution
- Step 1: Write the proportion equation
379,032,266.08 : 568,548,399.28 = 136,695,170.08 : x - Step 2: Convert to fraction form
379,032,266.08/568,548,399.28 = 136,695,170.08/x - Step 3: Cross multiply
379,032,266.08x = 568,548,399.28 × 136,695,170.08 - Step 4: Simplify right side
379,032,266.08x = 77,717,820,138,291,360 - Step 5: Solve for x
x = 77,717,820,138,291,360/379,032,266.08 - Step 6: Final answer
x = 205,042,755.18
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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.