Finding the Fourth Proportional to 2,237,255,932.15, 3,356,018,415.47 and 684,560,705.68
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Solution
The fourth proportional to 2,237,255,932.15, 3,356,018,415.47 and 684,560,705.68 is: 1,026,882,218.42
Step by Step Solution
- Step 1: Write the proportion equation
2,237,255,932.15 : 3,356,018,415.47 = 684,560,705.68 : x - Step 2: Convert to fraction form
2,237,255,932.15/3,356,018,415.47 = 684,560,705.68/x - Step 3: Cross multiply
2,237,255,932.15x = 3,356,018,415.47 × 684,560,705.68 - Step 4: Simplify right side
2,237,255,932.15x = 2,297,398,334,769,218,304 - Step 5: Solve for x
x = 2,297,398,334,769,218,304/2,237,255,932.15 - Step 6: Final answer
x = 1,026,882,218.42
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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.