Finding the Fourth Proportional to 7,999,185,262.68, 11,038,874,716.71 and 4,784,094,756.18
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Solution
The fourth proportional to 7,999,185,262.68, 11,038,874,716.71 and 4,784,094,756.18 is: 6,602,050,197.88
Step by Step Solution
- Step 1: Write the proportion equation
7,999,185,262.68 : 11,038,874,716.71 = 4,784,094,756.18 : x - Step 2: Convert to fraction form
7,999,185,262.68/11,038,874,716.71 = 4,784,094,756.18/x - Step 3: Cross multiply
7,999,185,262.68x = 11,038,874,716.71 × 4,784,094,756.18 - Step 4: Simplify right side
7,999,185,262.68x = 52,811,022,646,340,296,704 - Step 5: Solve for x
x = 52,811,022,646,340,296,704/7,999,185,262.68 - Step 6: Final answer
x = 6,602,050,197.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.