Finding the Fourth Proportional to 149,715,887.34, 206,596,393.47 and 84,532,225.26
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Solution
The fourth proportional to 149,715,887.34, 206,596,393.47 and 84,532,225.26 is: 116,647,960.22
Step by Step Solution
- Step 1: Write the proportion equation
149,715,887.34 : 206,596,393.47 = 84,532,225.26 : x - Step 2: Convert to fraction form
149,715,887.34/206,596,393.47 = 84,532,225.26/x - Step 3: Cross multiply
149,715,887.34x = 206,596,393.47 × 84,532,225.26 - Step 4: Simplify right side
149,715,887.34x = 17,464,052,870,709,634 - Step 5: Solve for x
x = 17,464,052,870,709,634/149,715,887.34 - Step 6: Final answer
x = 116,647,960.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.