Finding the Fourth Proportional to 235,564,841.30, 353,385,625.36 and 69,585,188.18
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Solution
The fourth proportional to 235,564,841.30, 353,385,625.36 and 69,585,188.18 is: 104,389,114.71
Step by Step Solution
- Step 1: Write the proportion equation
235,564,841.30 : 353,385,625.36 = 69,585,188.18 : x - Step 2: Convert to fraction form
235,564,841.30/353,385,625.36 = 69,585,188.18/x - Step 3: Cross multiply
235,564,841.30x = 353,385,625.36 × 69,585,188.18 - Step 4: Simplify right side
235,564,841.30x = 24,590,405,240,608,620 - Step 5: Solve for x
x = 24,590,405,240,608,620/235,564,841.30 - Step 6: Final answer
x = 104,389,114.71
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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.