Finding the Fourth Proportional to 175,431,423.96, 242,097,279.66 and 97,116,285.24
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Solution
The fourth proportional to 175,431,423.96, 242,097,279.66 and 97,116,285.24 is: 134,021,533.52
Step by Step Solution
- Step 1: Write the proportion equation
175,431,423.96 : 242,097,279.66 = 97,116,285.24 : x - Step 2: Convert to fraction form
175,431,423.96/242,097,279.66 = 97,116,285.24/x - Step 3: Cross multiply
175,431,423.96x = 242,097,279.66 × 97,116,285.24 - Step 4: Simplify right side
175,431,423.96x = 23,511,588,467,288,608 - Step 5: Solve for x
x = 23,511,588,467,288,608/175,431,423.96 - Step 6: Final answer
x = 134,021,533.52
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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.