Finding the Fourth Proportional to 168,552,078.60, 252,725,474.70 and 66,193,480.20
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Solution
The fourth proportional to 168,552,078.60, 252,725,474.70 and 66,193,480.20 is: 99,249,910.44
Step by Step Solution
- Step 1: Write the proportion equation
168,552,078.60 : 252,725,474.70 = 66,193,480.20 : x - Step 2: Convert to fraction form
168,552,078.60/252,725,474.70 = 66,193,480.20/x - Step 3: Cross multiply
168,552,078.60x = 252,725,474.70 × 66,193,480.20 - Step 4: Simplify right side
168,552,078.60x = 16,728,778,705,590,050 - Step 5: Solve for x
x = 16,728,778,705,590,050/168,552,078.60 - Step 6: Final answer
x = 99,249,910.44
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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.