Finding the Fourth Proportional to 121,603,980.27, 182,329,337.93 and 103,166,367.42
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Solution
The fourth proportional to 121,603,980.27, 182,329,337.93 and 103,166,367.42 is: 154,684,537.68
Step by Step Solution
- Step 1: Write the proportion equation
121,603,980.27 : 182,329,337.93 = 103,166,367.42 : x - Step 2: Convert to fraction form
121,603,980.27/182,329,337.93 = 103,166,367.42/x - Step 3: Cross multiply
121,603,980.27x = 182,329,337.93 × 103,166,367.42 - Step 4: Simplify right side
121,603,980.27x = 18,810,255,467,815,892 - Step 5: Solve for x
x = 18,810,255,467,815,892/121,603,980.27 - Step 6: Final answer
x = 154,684,537.68
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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.