Finding the Fourth Proportional to 29,414,974,166.88, 40,605,189,582.96 and 19,775,294,797.92
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Solution
The fourth proportional to 29,414,974,166.88, 40,605,189,582.96 and 19,775,294,797.92 is: 27,298,327,367.99
Step by Step Solution
- Step 1: Write the proportion equation
29,414,974,166.88 : 40,605,189,582.96 = 19,775,294,797.92 : x - Step 2: Convert to fraction form
29,414,974,166.88/40,605,189,582.96 = 19,775,294,797.92/x - Step 3: Cross multiply
29,414,974,166.88x = 40,605,189,582.96 × 19,775,294,797.92 - Step 4: Simplify right side
29,414,974,166.88x = 802,979,594,328,464,162,816 - Step 5: Solve for x
x = 802,979,594,328,464,162,816/29,414,974,166.88 - Step 6: Final answer
x = 27,298,327,367.99
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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.