Finding the Fourth Proportional to 560,528,524.17, 773,514,376.84 and 309,627,515.98
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Solution
The fourth proportional to 560,528,524.17, 773,514,376.84 and 309,627,515.98 is: 427,277,693.73
Step by Step Solution
- Step 1: Write the proportion equation
560,528,524.17 : 773,514,376.84 = 309,627,515.98 : x - Step 2: Convert to fraction form
560,528,524.17/773,514,376.84 = 309,627,515.98/x - Step 3: Cross multiply
560,528,524.17x = 773,514,376.84 × 309,627,515.98 - Step 4: Simplify right side
560,528,524.17x = 239,501,335,075,786,880 - Step 5: Solve for x
x = 239,501,335,075,786,880/560,528,524.17 - Step 6: Final answer
x = 427,277,693.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.