Finding the Fourth Proportional to 6,737,340,939.05, 9,296,906,551.39 and 3,726,528,840.21
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Solution
The fourth proportional to 6,737,340,939.05, 9,296,906,551.39 and 3,726,528,840.21 is: 5,142,264,686.01
Step by Step Solution
- Step 1: Write the proportion equation
6,737,340,939.05 : 9,296,906,551.39 = 3,726,528,840.21 : x - Step 2: Convert to fraction form
6,737,340,939.05/9,296,906,551.39 = 3,726,528,840.21/x - Step 3: Cross multiply
6,737,340,939.05x = 9,296,906,551.39 × 3,726,528,840.21 - Step 4: Simplify right side
6,737,340,939.05x = 34,645,190,388,492,124,160 - Step 5: Solve for x
x = 34,645,190,388,492,124,160/6,737,340,939.05 - Step 6: Final answer
x = 5,142,264,686.01
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1.5x scale
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.