Finding the Fourth Proportional to 3,161,728,690.16, 4,363,211,587.20 and 1,752,056,194.64
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Solution
The fourth proportional to 3,161,728,690.16, 4,363,211,587.20 and 1,752,056,194.64 is: 2,417,851,953.48
Step by Step Solution
- Step 1: Write the proportion equation
3,161,728,690.16 : 4,363,211,587.20 = 1,752,056,194.64 : x - Step 2: Convert to fraction form
3,161,728,690.16/4,363,211,587.20 = 1,752,056,194.64/x - Step 3: Cross multiply
3,161,728,690.16x = 4,363,211,587.20 × 1,752,056,194.64 - Step 4: Simplify right side
3,161,728,690.16x = 7,644,591,889,878,787,072 - Step 5: Solve for x
x = 7,644,591,889,878,787,072/3,161,728,690.16 - Step 6: Final answer
x = 2,417,851,953.48
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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.