Finding the Fourth Proportional to 132,860,743.40, 199,291,115.10 and 98,423,366.60
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Solution
The fourth proportional to 132,860,743.40, 199,291,115.10 and 98,423,366.60 is: 147,635,049.90
Step by Step Solution
- Step 1: Write the proportion equation
132,860,743.40 : 199,291,115.10 = 98,423,366.60 : x - Step 2: Convert to fraction form
132,860,743.40/199,291,115.10 = 98,423,366.60/x - Step 3: Cross multiply
132,860,743.40x = 199,291,115.10 × 98,423,366.60 - Step 4: Simplify right side
132,860,743.40x = 19,614,902,481,610,092 - Step 5: Solve for x
x = 19,614,902,481,610,092/132,860,743.40 - Step 6: Final answer
x = 147,635,049.90
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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.