Finding the Fourth Proportional to 198,560,592.21, 298,327,318.43 and 187,547,822.49
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Solution
The fourth proportional to 198,560,592.21, 298,327,318.43 and 187,547,822.49 is: 281,781,184.96
Step by Step Solution
- Step 1: Write the proportion equation
198,560,592.21 : 298,327,318.43 = 187,547,822.49 : x - Step 2: Convert to fraction form
198,560,592.21/298,327,318.43 = 187,547,822.49/x - Step 3: Cross multiply
198,560,592.21x = 298,327,318.43 × 187,547,822.49 - Step 4: Simplify right side
198,560,592.21x = 55,950,638,959,889,608 - Step 5: Solve for x
x = 55,950,638,959,889,608/198,560,592.21 - Step 6: Final answer
x = 281,781,184.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.