Finding the Fourth Proportional to 366,548,861.20, 549,823,291.80 and 366,548,861.20
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Solution
The fourth proportional to 366,548,861.20, 549,823,291.80 and 366,548,861.20 is: 549,823,291.80
Step by Step Solution
- Step 1: Write the proportion equation
366,548,861.20 : 549,823,291.80 = 366,548,861.20 : x - Step 2: Convert to fraction form
366,548,861.20/549,823,291.80 = 366,548,861.20/x - Step 3: Cross multiply
366,548,861.20x = 549,823,291.80 × 366,548,861.20 - Step 4: Simplify right side
366,548,861.20x = 201,537,101,470,525,280 - Step 5: Solve for x
x = 201,537,101,470,525,280/366,548,861.20 - Step 6: Final answer
x = 549,823,291.80
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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.