Finding the Fourth Proportional to 88,704,136.40, 133,056,204.60 and 50,483,541.20
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Solution
The fourth proportional to 88,704,136.40, 133,056,204.60 and 50,483,541.20 is: 75,725,311.80
Step by Step Solution
- Step 1: Write the proportion equation
88,704,136.40 : 133,056,204.60 = 50,483,541.20 : x - Step 2: Convert to fraction form
88,704,136.40/133,056,204.60 = 50,483,541.20/x - Step 3: Cross multiply
88,704,136.40x = 133,056,204.60 × 50,483,541.20 - Step 4: Simplify right side
88,704,136.40x = 6,717,148,386,839,730 - Step 5: Solve for x
x = 6,717,148,386,839,730/88,704,136.40 - Step 6: Final answer
x = 75,725,311.80
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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.