Finding the Fourth Proportional to 122,016,191.36, 183,024,140.16 and 31,139,790.08
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Solution
The fourth proportional to 122,016,191.36, 183,024,140.16 and 31,139,790.08 is: 46,709,647.63
Step by Step Solution
- Step 1: Write the proportion equation
122,016,191.36 : 183,024,140.16 = 31,139,790.08 : x - Step 2: Convert to fraction form
122,016,191.36/183,024,140.16 = 31,139,790.08/x - Step 3: Cross multiply
122,016,191.36x = 183,024,140.16 × 31,139,790.08 - Step 4: Simplify right side
122,016,191.36x = 5,699,333,304,154,897 - Step 5: Solve for x
x = 5,699,333,304,154,897/122,016,191.36 - Step 6: Final answer
x = 46,709,647.63
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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.