Finding the Fourth Proportional to 284,157,675.03, 426,251,791.99 and 90,084,223.82
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Solution
The fourth proportional to 284,157,675.03, 426,251,791.99 and 90,084,223.82 is: 135,131,179.65
Step by Step Solution
- Step 1: Write the proportion equation
284,157,675.03 : 426,251,791.99 = 90,084,223.82 : x - Step 2: Convert to fraction form
284,157,675.03/426,251,791.99 = 90,084,223.82/x - Step 3: Cross multiply
284,157,675.03x = 426,251,791.99 × 90,084,223.82 - Step 4: Simplify right side
284,157,675.03x = 38,398,561,834,956,376 - Step 5: Solve for x
x = 38,398,561,834,956,376/284,157,675.03 - Step 6: Final answer
x = 135,131,179.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.