Finding the Fourth Proportional to 113,556,615.41, 170,336,274.81 and 31,670,511.53
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Solution
The fourth proportional to 113,556,615.41, 170,336,274.81 and 31,670,511.53 is: 47,506,144.28
Step by Step Solution
- Step 1: Write the proportion equation
113,556,615.41 : 170,336,274.81 = 31,670,511.53 : x - Step 2: Convert to fraction form
113,556,615.41/170,336,274.81 = 31,670,511.53/x - Step 3: Cross multiply
113,556,615.41x = 170,336,274.81 × 31,670,511.53 - Step 4: Simplify right side
113,556,615.41x = 5,394,636,955,707,875 - Step 5: Solve for x
x = 5,394,636,955,707,875/113,556,615.41 - Step 6: Final answer
x = 47,506,144.28
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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.