Finding the Fourth Proportional to 166,006,612.40, 248,992,808.76 and 55,330,323.80
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Solution
The fourth proportional to 166,006,612.40, 248,992,808.76 and 55,330,323.80 is: 82,989,782.96
Step by Step Solution
- Step 1: Write the proportion equation
166,006,612.40 : 248,992,808.76 = 55,330,323.80 : x - Step 2: Convert to fraction form
166,006,612.40/248,992,808.76 = 55,330,323.80/x - Step 3: Cross multiply
166,006,612.40x = 248,992,808.76 × 55,330,323.80 - Step 4: Simplify right side
166,006,612.40x = 13,776,852,732,562,276 - Step 5: Solve for x
x = 13,776,852,732,562,276/166,006,612.40 - Step 6: Final answer
x = 82,989,782.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.