Finding the Fourth Proportional to 96,771,000.40, 145,168,942.20 and 48,273,643.60
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Solution
The fourth proportional to 96,771,000.40, 145,168,942.20 and 48,273,643.60 is: 72,416,671.82
Step by Step Solution
- Step 1: Write the proportion equation
96,771,000.40 : 145,168,942.20 = 48,273,643.60 : x - Step 2: Convert to fraction form
96,771,000.40/145,168,942.20 = 48,273,643.60/x - Step 3: Cross multiply
96,771,000.40x = 145,168,942.20 × 48,273,643.60 - Step 4: Simplify right side
96,771,000.40x = 7,007,833,777,551,800 - Step 5: Solve for x
x = 7,007,833,777,551,800/96,771,000.40 - Step 6: Final answer
x = 72,416,671.82
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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.