Finding the Fourth Proportional to 5,402,520,487.62, 8,102,322,811.62 and 1,908,465,973.74
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Solution
The fourth proportional to 5,402,520,487.62, 8,102,322,811.62 and 1,908,465,973.74 is: 2,862,183,943.53
Step by Step Solution
- Step 1: Write the proportion equation
5,402,520,487.62 : 8,102,322,811.62 = 1,908,465,973.74 : x - Step 2: Convert to fraction form
5,402,520,487.62/8,102,322,811.62 = 1,908,465,973.74/x - Step 3: Cross multiply
5,402,520,487.62x = 8,102,322,811.62 × 1,908,465,973.74 - Step 4: Simplify right side
5,402,520,487.62x = 15,463,007,394,234,177,536 - Step 5: Solve for x
x = 15,463,007,394,234,177,536/5,402,520,487.62 - Step 6: Final answer
x = 2,862,183,943.53
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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.