Finding the Fourth Proportional to 104,708,233.29, 156,858,022.20 and 81,570,830.92
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Solution
The fourth proportional to 104,708,233.29, 156,858,022.20 and 81,570,830.92 is: 122,197,068.99
Step by Step Solution
- Step 1: Write the proportion equation
104,708,233.29 : 156,858,022.20 = 81,570,830.92 : x - Step 2: Convert to fraction form
104,708,233.29/156,858,022.20 = 81,570,830.92/x - Step 3: Cross multiply
104,708,233.29x = 156,858,022.20 × 81,570,830.92 - Step 4: Simplify right side
104,708,233.29x = 12,795,039,207,321,806 - Step 5: Solve for x
x = 12,795,039,207,321,806/104,708,233.29 - Step 6: Final answer
x = 122,197,068.99
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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.