Finding the Fourth Proportional to 97,680,297.20, 146,520,445.80 and 24,896,937.20
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Solution
The fourth proportional to 97,680,297.20, 146,520,445.80 and 24,896,937.20 is: 37,345,405.80
Step by Step Solution
- Step 1: Write the proportion equation
97,680,297.20 : 146,520,445.80 = 24,896,937.20 : x - Step 2: Convert to fraction form
97,680,297.20/146,520,445.80 = 24,896,937.20/x - Step 3: Cross multiply
97,680,297.20x = 146,520,445.80 × 24,896,937.20 - Step 4: Simplify right side
97,680,297.20x = 3,647,910,337,598,604 - Step 5: Solve for x
x = 3,647,910,337,598,604/97,680,297.20 - Step 6: Final answer
x = 37,345,405.80
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1.5x scale
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.