Finding the Fourth Proportional to 4,032,880,397,252.40, 5,565,391,715,988 and 2,180,988,551,324.80
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Solution
The fourth proportional to 4,032,880,397,252.40, 5,565,391,715,988 and 2,180,988,551,324.80 is: 3,009,773,268,871.89
Step by Step Solution
- Step 1: Write the proportion equation
4,032,880,397,252.40 : 5,565,391,715,988 = 2,180,988,551,324.80 : x - Step 2: Convert to fraction form
4,032,880,397,252.40/5,565,391,715,988 = 2,180,988,551,324.80/x - Step 3: Cross multiply
4,032,880,397,252.40x = 5,565,391,715,988 × 2,180,988,551,324.80 - Step 4: Simplify right side
4,032,880,397,252.40x = 12,138,055,616,207,711,021,039,616 - Step 5: Solve for x
x = 12,138,055,616,207,711,021,039,616/4,032,880,397,252.40 - Step 6: Final answer
x = 3,009,773,268,871.89
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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.