Finding the Fourth Proportional to 192,013,602.35, 264,950,266.56 and 116,620,697.19
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Solution
The fourth proportional to 192,013,602.35, 264,950,266.56 and 116,620,697.19 is: 160,919,249.63
Step by Step Solution
- Step 1: Write the proportion equation
192,013,602.35 : 264,950,266.56 = 116,620,697.19 : x - Step 2: Convert to fraction form
192,013,602.35/264,950,266.56 = 116,620,697.19/x - Step 3: Cross multiply
192,013,602.35x = 264,950,266.56 × 116,620,697.19 - Step 4: Simplify right side
192,013,602.35x = 30,898,684,808,115,188 - Step 5: Solve for x
x = 30,898,684,808,115,188/192,013,602.35 - Step 6: Final answer
x = 160,919,249.63
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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.