Finding the Fourth Proportional to 215,371,042.24, 323,137,981.86 and 84,306,986.68
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Solution
The fourth proportional to 215,371,042.24, 323,137,981.86 and 84,306,986.68 is: 126,492,351.29
Step by Step Solution
- Step 1: Write the proportion equation
215,371,042.24 : 323,137,981.86 = 84,306,986.68 : x - Step 2: Convert to fraction form
215,371,042.24/323,137,981.86 = 84,306,986.68/x - Step 3: Cross multiply
215,371,042.24x = 323,137,981.86 × 84,306,986.68 - Step 4: Simplify right side
215,371,042.24x = 27,242,789,532,473,104 - Step 5: Solve for x
x = 27,242,789,532,473,104/215,371,042.24 - Step 6: Final answer
x = 126,492,351.29
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