Finding the Fourth Proportional to 56,128,205,268.36, 84,164,757,949.26 and 27,765,366,573.96
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Solution
The fourth proportional to 56,128,205,268.36, 84,164,757,949.26 and 27,765,366,573.96 is: 41,634,421,515.83
Step by Step Solution
- Step 1: Write the proportion equation
56,128,205,268.36 : 84,164,757,949.26 = 27,765,366,573.96 : x - Step 2: Convert to fraction form
56,128,205,268.36/84,164,757,949.26 = 27,765,366,573.96/x - Step 3: Cross multiply
56,128,205,268.36x = 84,164,757,949.26 × 27,765,366,573.96 - Step 4: Simplify right side
56,128,205,268.36x = 2,336,865,357,069,817,479,168 - Step 5: Solve for x
x = 2,336,865,357,069,817,479,168/56,128,205,268.36 - Step 6: Final answer
x = 41,634,421,515.83
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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.