Finding the Fourth Proportional to 84,296,020,723.12, 126,451,463,432.28 and 23,790,837,251.68
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Solution
The fourth proportional to 84,296,020,723.12, 126,451,463,432.28 and 23,790,837,251.68 is: 35,688,353,506.45
Step by Step Solution
- Step 1: Write the proportion equation
84,296,020,723.12 : 126,451,463,432.28 = 23,790,837,251.68 : x - Step 2: Convert to fraction form
84,296,020,723.12/126,451,463,432.28 = 23,790,837,251.68/x - Step 3: Cross multiply
84,296,020,723.12x = 126,451,463,432.28 × 23,790,837,251.68 - Step 4: Simplify right side
84,296,020,723.12x = 3,008,386,186,754,138,308,608 - Step 5: Solve for x
x = 3,008,386,186,754,138,308,608/84,296,020,723.12 - Step 6: Final answer
x = 35,688,353,506.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.