Finding the Fourth Proportional to 2,911,292,299.35, 4,362,494,785.68 and 1,728,543,707.01
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Solution
The fourth proportional to 2,911,292,299.35, 4,362,494,785.68 and 1,728,543,707.01 is: 2,590,177,190.50
Step by Step Solution
- Step 1: Write the proportion equation
2,911,292,299.35 : 4,362,494,785.68 = 1,728,543,707.01 : x - Step 2: Convert to fraction form
2,911,292,299.35/4,362,494,785.68 = 1,728,543,707.01/x - Step 3: Cross multiply
2,911,292,299.35x = 4,362,494,785.68 × 1,728,543,707.01 - Step 4: Simplify right side
2,911,292,299.35x = 7,540,762,908,651,103,232 - Step 5: Solve for x
x = 7,540,762,908,651,103,232/2,911,292,299.35 - Step 6: Final answer
x = 2,590,177,190.50
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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.