Finding the Fourth Proportional to 284,703,083.28, 392,919,845.90 and 164,005,235.19
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Solution
The fourth proportional to 284,703,083.28, 392,919,845.90 and 164,005,235.19 is: 226,344,270.65
Step by Step Solution
- Step 1: Write the proportion equation
284,703,083.28 : 392,919,845.90 = 164,005,235.19 : x - Step 2: Convert to fraction form
284,703,083.28/392,919,845.90 = 164,005,235.19/x - Step 3: Cross multiply
284,703,083.28x = 392,919,845.90 × 164,005,235.19 - Step 4: Simplify right side
284,703,083.28x = 64,440,911,736,828,024 - Step 5: Solve for x
x = 64,440,911,736,828,024/284,703,083.28 - Step 6: Final answer
x = 226,344,270.65
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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.