Finding the Fourth Proportional to 196,992,003.80, 295,488,005.70 and 106,292,739.80
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Solution
The fourth proportional to 196,992,003.80, 295,488,005.70 and 106,292,739.80 is: 159,439,109.70
Step by Step Solution
- Step 1: Write the proportion equation
196,992,003.80 : 295,488,005.70 = 106,292,739.80 : x - Step 2: Convert to fraction form
196,992,003.80/295,488,005.70 = 106,292,739.80/x - Step 3: Cross multiply
196,992,003.80x = 295,488,005.70 × 106,292,739.80 - Step 4: Simplify right side
196,992,003.80x = 31,408,229,703,891,016 - Step 5: Solve for x
x = 31,408,229,703,891,016/196,992,003.80 - Step 6: Final answer
x = 159,439,109.70
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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.