Finding the Fourth Proportional to 302,152,613.20, 453,228,919.80 and 97,701,355.60
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Solution
The fourth proportional to 302,152,613.20, 453,228,919.80 and 97,701,355.60 is: 146,552,033.40
Step by Step Solution
- Step 1: Write the proportion equation
302,152,613.20 : 453,228,919.80 = 97,701,355.60 : x - Step 2: Convert to fraction form
302,152,613.20/453,228,919.80 = 97,701,355.60/x - Step 3: Cross multiply
302,152,613.20x = 453,228,919.80 × 97,701,355.60 - Step 4: Simplify right side
302,152,613.20x = 44,281,079,861,583,680 - Step 5: Solve for x
x = 44,281,079,861,583,680/302,152,613.20 - Step 6: Final answer
x = 146,552,033.40
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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.