Finding the Fourth Proportional to 199,287,528.10, 298,931,292.15 and 122,361,115.30
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Solution
The fourth proportional to 199,287,528.10, 298,931,292.15 and 122,361,115.30 is: 183,541,672.95
Step by Step Solution
- Step 1: Write the proportion equation
199,287,528.10 : 298,931,292.15 = 122,361,115.30 : x - Step 2: Convert to fraction form
199,287,528.10/298,931,292.15 = 122,361,115.30/x - Step 3: Cross multiply
199,287,528.10x = 298,931,292.15 × 122,361,115.30 - Step 4: Simplify right side
199,287,528.10x = 36,577,566,305,544,128 - Step 5: Solve for x
x = 36,577,566,305,544,128/199,287,528.10 - Step 6: Final answer
x = 183,541,672.95
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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.