Finding the Fourth Proportional to 396,509,680.59, 594,698,552.69 and 120,095,175.99
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Solution
The fourth proportional to 396,509,680.59, 594,698,552.69 and 120,095,175.99 is: 180,122,783.49
Step by Step Solution
- Step 1: Write the proportion equation
396,509,680.59 : 594,698,552.69 = 120,095,175.99 : x - Step 2: Convert to fraction form
396,509,680.59/594,698,552.69 = 120,095,175.99/x - Step 3: Cross multiply
396,509,680.59x = 594,698,552.69 × 120,095,175.99 - Step 4: Simplify right side
396,509,680.59x = 71,420,427,348,608,416 - Step 5: Solve for x
x = 71,420,427,348,608,416/396,509,680.59 - Step 6: Final answer
x = 180,122,783.49
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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.