Finding the Fourth Proportional to 2,255,420,134,261.60, 3,112,480,121,045 and 1,227,759,524,711.30
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Solution
The fourth proportional to 2,255,420,134,261.60, 3,112,480,121,045 and 1,227,759,524,711.30 is: 1,694,308,326,877.93
Step by Step Solution
- Step 1: Write the proportion equation
2,255,420,134,261.60 : 3,112,480,121,045 = 1,227,759,524,711.30 : x - Step 2: Convert to fraction form
2,255,420,134,261.60/3,112,480,121,045 = 1,227,759,524,711.30/x - Step 3: Cross multiply
2,255,420,134,261.60x = 3,112,480,121,045 × 1,227,759,524,711.30 - Step 4: Simplify right side
2,255,420,134,261.60x = 3,821,377,114,087,578,732,068,864 - Step 5: Solve for x
x = 3,821,377,114,087,578,732,068,864/2,255,420,134,261.60 - Step 6: Final answer
x = 1,694,308,326,877.93
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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.