Finding the Fourth Proportional to 345,997,654.08, 477,478,027.52 and 187,227,777.84
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Solution
The fourth proportional to 345,997,654.08, 477,478,027.52 and 187,227,777.84 is: 258,375,017.88
Step by Step Solution
- Step 1: Write the proportion equation
345,997,654.08 : 477,478,027.52 = 187,227,777.84 : x - Step 2: Convert to fraction form
345,997,654.08/477,478,027.52 = 187,227,777.84/x - Step 3: Cross multiply
345,997,654.08x = 477,478,027.52 × 187,227,777.84 - Step 4: Simplify right side
345,997,654.08x = 89,397,150,059,995,968 - Step 5: Solve for x
x = 89,397,150,059,995,968/345,997,654.08 - Step 6: Final answer
x = 258,375,017.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.