Finding the Fourth Proportional to 4,949,626,836.60, 6,830,348,818.91 and 2,721,959,024.85
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Solution
The fourth proportional to 4,949,626,836.60, 6,830,348,818.91 and 2,721,959,024.85 is: 3,756,228,544.95
Step by Step Solution
- Step 1: Write the proportion equation
4,949,626,836.60 : 6,830,348,818.91 = 2,721,959,024.85 : x - Step 2: Convert to fraction form
4,949,626,836.60/6,830,348,818.91 = 2,721,959,024.85/x - Step 3: Cross multiply
4,949,626,836.60x = 6,830,348,818.91 × 2,721,959,024.85 - Step 4: Simplify right side
4,949,626,836.60x = 18,591,929,610,492,002,304 - Step 5: Solve for x
x = 18,591,929,610,492,002,304/4,949,626,836.60 - Step 6: Final answer
x = 3,756,228,544.95
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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.