Finding the Fourth Proportional to 4,127,205,652.04, 6,190,635,556.51 and 1,329,112,261.28
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Solution
The fourth proportional to 4,127,205,652.04, 6,190,635,556.51 and 1,329,112,261.28 is: 1,993,612,704.81
Step by Step Solution
- Step 1: Write the proportion equation
4,127,205,652.04 : 6,190,635,556.51 = 1,329,112,261.28 : x - Step 2: Convert to fraction form
4,127,205,652.04/6,190,635,556.51 = 1,329,112,261.28/x - Step 3: Cross multiply
4,127,205,652.04x = 6,190,635,556.51 × 1,329,112,261.28 - Step 4: Simplify right side
4,127,205,652.04x = 8,228,049,623,273,377,792 - Step 5: Solve for x
x = 8,228,049,623,273,377,792/4,127,205,652.04 - Step 6: Final answer
x = 1,993,612,704.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.