Finding the Fourth Proportional to 106,403,679.14, 159,476,120.82 and 75,288,300.99
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Solution
The fourth proportional to 106,403,679.14, 159,476,120.82 and 75,288,300.99 is: 112,840,893.12
Step by Step Solution
- Step 1: Write the proportion equation
106,403,679.14 : 159,476,120.82 = 75,288,300.99 : x - Step 2: Convert to fraction form
106,403,679.14/159,476,120.82 = 75,288,300.99/x - Step 3: Cross multiply
106,403,679.14x = 159,476,120.82 × 75,288,300.99 - Step 4: Simplify right side
106,403,679.14x = 12,006,686,185,013,764 - Step 5: Solve for x
x = 12,006,686,185,013,764/106,403,679.14 - Step 6: Final answer
x = 112,840,893.12
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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.