Finding the Fourth Proportional to 343,324,901.08, 473,773,946.88 and 194,656,026.16
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Solution
The fourth proportional to 343,324,901.08, 473,773,946.88 and 194,656,026.16 is: 268,617,142.27
Step by Step Solution
- Step 1: Write the proportion equation
343,324,901.08 : 473,773,946.88 = 194,656,026.16 : x - Step 2: Convert to fraction form
343,324,901.08/473,773,946.88 = 194,656,026.16/x - Step 3: Cross multiply
343,324,901.08x = 473,773,946.88 × 194,656,026.16 - Step 4: Simplify right side
343,324,901.08x = 92,222,953,797,799,728 - Step 5: Solve for x
x = 92,222,953,797,799,728/343,324,901.08 - Step 6: Final answer
x = 268,617,142.27
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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.