Finding the Fourth Proportional to 142,965,537.06, 214,412,876.19 and 40,730,460.42
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Solution
The fourth proportional to 142,965,537.06, 214,412,876.19 and 40,730,460.42 is: 61,085,596.90
Step by Step Solution
- Step 1: Write the proportion equation
142,965,537.06 : 214,412,876.19 = 40,730,460.42 : x - Step 2: Convert to fraction form
142,965,537.06/214,412,876.19 = 40,730,460.42/x - Step 3: Cross multiply
142,965,537.06x = 214,412,876.19 × 40,730,460.42 - Step 4: Simplify right side
142,965,537.06x = 8,733,135,167,195,156 - Step 5: Solve for x
x = 8,733,135,167,195,156/142,965,537.06 - Step 6: Final answer
x = 61,085,596.90
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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.