Finding the Fourth Proportional to 181,277,925.12, 272,030,261.76 and 73,572,549.12
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Solution
The fourth proportional to 181,277,925.12, 272,030,261.76 and 73,572,549.12 is: 110,404,837.12
Step by Step Solution
- Step 1: Write the proportion equation
181,277,925.12 : 272,030,261.76 = 73,572,549.12 : x - Step 2: Convert to fraction form
181,277,925.12/272,030,261.76 = 73,572,549.12/x - Step 3: Cross multiply
181,277,925.12x = 272,030,261.76 × 73,572,549.12 - Step 4: Simplify right side
181,277,925.12x = 20,013,959,795,464,060 - Step 5: Solve for x
x = 20,013,959,795,464,060/181,277,925.12 - Step 6: Final answer
x = 110,404,837.12
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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.