Finding the Fourth Proportional to 242,261,937.60, 362,889,021.60 and 201,951,153.60
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Solution
The fourth proportional to 242,261,937.60, 362,889,021.60 and 201,951,153.60 is: 302,506,688.70
Step by Step Solution
- Step 1: Write the proportion equation
242,261,937.60 : 362,889,021.60 = 201,951,153.60 : x - Step 2: Convert to fraction form
242,261,937.60/362,889,021.60 = 201,951,153.60/x - Step 3: Cross multiply
242,261,937.60x = 362,889,021.60 × 201,951,153.60 - Step 4: Simplify right side
242,261,937.60x = 73,285,856,540,895,328 - Step 5: Solve for x
x = 73,285,856,540,895,328/242,261,937.60 - Step 6: Final answer
x = 302,506,688.70
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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.