Finding the Fourth Proportional to 115,602,087.28, 173,551,107.14 and 99,311,593.88
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Solution
The fourth proportional to 115,602,087.28, 173,551,107.14 and 99,311,593.88 is: 149,094,514.43
Step by Step Solution
- Step 1: Write the proportion equation
115,602,087.28 : 173,551,107.14 = 99,311,593.88 : x - Step 2: Convert to fraction form
115,602,087.28/173,551,107.14 = 99,311,593.88/x - Step 3: Cross multiply
115,602,087.28x = 173,551,107.14 × 99,311,593.88 - Step 4: Simplify right side
115,602,087.28x = 17,235,637,069,712,046 - Step 5: Solve for x
x = 17,235,637,069,712,046/115,602,087.28 - Step 6: Final answer
x = 149,094,514.43
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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.