Finding the Fourth Proportional to 3,310,145,487.36, 4,965,728,414.40 and 1,128,601,440
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Solution
The fourth proportional to 3,310,145,487.36, 4,965,728,414.40 and 1,128,601,440 is: 1,693,076,108.15
Step by Step Solution
- Step 1: Write the proportion equation
3,310,145,487.36 : 4,965,728,414.40 = 1,128,601,440 : x - Step 2: Convert to fraction form
3,310,145,487.36/4,965,728,414.40 = 1,128,601,440/x - Step 3: Cross multiply
3,310,145,487.36x = 4,965,728,414.40 × 1,128,601,440 - Step 4: Simplify right side
3,310,145,487.36x = 5,604,328,239,140,756,480 - Step 5: Solve for x
x = 5,604,328,239,140,756,480/3,310,145,487.36 - Step 6: Final answer
x = 1,693,076,108.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.