Finding the Fourth Proportional to 277,223,517, 382,571,476.76 and 153,466,260.84
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Solution
The fourth proportional to 277,223,517, 382,571,476.76 and 153,466,260.84 is: 211,785,113.61
Step by Step Solution
- Step 1: Write the proportion equation
277,223,517 : 382,571,476.76 = 153,466,260.84 : x - Step 2: Convert to fraction form
277,223,517/382,571,476.76 = 153,466,260.84/x - Step 3: Cross multiply
277,223,517x = 382,571,476.76 × 153,466,260.84 - Step 4: Simplify right side
277,223,517x = 58,711,814,042,394,160 - Step 5: Solve for x
x = 58,711,814,042,394,160/277,223,517 - Step 6: Final answer
x = 211,785,113.61
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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.