Finding the Fourth Proportional to 112,537,378.64, 168,782,448.35 and 31,739,450.96
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Solution
The fourth proportional to 112,537,378.64, 168,782,448.35 and 31,739,450.96 is: 47,602,514.88
Step by Step Solution
- Step 1: Write the proportion equation
112,537,378.64 : 168,782,448.35 = 31,739,450.96 : x - Step 2: Convert to fraction form
112,537,378.64/168,782,448.35 = 31,739,450.96/x - Step 3: Cross multiply
112,537,378.64x = 168,782,448.35 × 31,739,450.96 - Step 4: Simplify right side
112,537,378.64x = 5,357,062,241,310,948 - Step 5: Solve for x
x = 5,357,062,241,310,948/112,537,378.64 - Step 6: Final answer
x = 47,602,514.88
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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.