Finding the Fourth Proportional to 775,640,924.74, 1,163,375,443.09 and 277,631,549.44
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Solution
The fourth proportional to 775,640,924.74, 1,163,375,443.09 and 277,631,549.44 is: 416,416,561.52
Step by Step Solution
- Step 1: Write the proportion equation
775,640,924.74 : 1,163,375,443.09 = 277,631,549.44 : x - Step 2: Convert to fraction form
775,640,924.74/1,163,375,443.09 = 277,631,549.44/x - Step 3: Cross multiply
775,640,924.74x = 1,163,375,443.09 × 277,631,549.44 - Step 4: Simplify right side
775,640,924.74x = 322,989,726,849,497,792 - Step 5: Solve for x
x = 322,989,726,849,497,792/775,640,924.74 - Step 6: Final answer
x = 416,416,561.52
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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.