Finding the Fourth Proportional to 284,059,305.11, 425,712,274.23 and 145,879,330.70
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Solution
The fourth proportional to 284,059,305.11, 425,712,274.23 and 145,879,330.70 is: 218,625,549.38
Step by Step Solution
- Step 1: Write the proportion equation
284,059,305.11 : 425,712,274.23 = 145,879,330.70 : x - Step 2: Convert to fraction form
284,059,305.11/425,712,274.23 = 145,879,330.70/x - Step 3: Cross multiply
284,059,305.11x = 425,712,274.23 × 145,879,330.70 - Step 4: Simplify right side
284,059,305.11x = 62,102,621,635,447,256 - Step 5: Solve for x
x = 62,102,621,635,447,256/284,059,305.11 - Step 6: Final answer
x = 218,625,549.38
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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.