Finding the Fourth Proportional to 165,083,162.24, 247,630,251.44 and 74,207,020.16
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Solution
The fourth proportional to 165,083,162.24, 247,630,251.44 and 74,207,020.16 is: 111,313,006.19
Step by Step Solution
- Step 1: Write the proportion equation
165,083,162.24 : 247,630,251.44 = 74,207,020.16 : x - Step 2: Convert to fraction form
165,083,162.24/247,630,251.44 = 74,207,020.16/x - Step 3: Cross multiply
165,083,162.24x = 247,630,251.44 × 74,207,020.16 - Step 4: Simplify right side
165,083,162.24x = 18,375,903,060,833,948 - Step 5: Solve for x
x = 18,375,903,060,833,948/165,083,162.24 - Step 6: Final answer
x = 111,313,006.19
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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.