Finding the Fourth Proportional to 176,672,716.62, 243,803,596.59 and 98,356,274.70
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Solution
The fourth proportional to 176,672,716.62, 243,803,596.59 and 98,356,274.70 is: 135,729,013.39
Step by Step Solution
- Step 1: Write the proportion equation
176,672,716.62 : 243,803,596.59 = 98,356,274.70 : x - Step 2: Convert to fraction form
176,672,716.62/243,803,596.59 = 98,356,274.70/x - Step 3: Cross multiply
176,672,716.62x = 243,803,596.59 × 98,356,274.70 - Step 4: Simplify right side
176,672,716.62x = 23,979,613,519,054,024 - Step 5: Solve for x
x = 23,979,613,519,054,024/176,672,716.62 - Step 6: Final answer
x = 135,729,013.39
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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.