Finding the Fourth Proportional to 593,485,231.84, 818,063,653.68 and 467,832,679.84
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Solution
The fourth proportional to 593,485,231.84, 818,063,653.68 and 467,832,679.84 is: 644,863,411.67
Step by Step Solution
- Step 1: Write the proportion equation
593,485,231.84 : 818,063,653.68 = 467,832,679.84 : x - Step 2: Convert to fraction form
593,485,231.84/818,063,653.68 = 467,832,679.84/x - Step 3: Cross multiply
593,485,231.84x = 818,063,653.68 × 467,832,679.84 - Step 4: Simplify right side
593,485,231.84x = 382,716,911,380,816,000 - Step 5: Solve for x
x = 382,716,911,380,816,000/593,485,231.84 - Step 6: Final answer
x = 644,863,411.67
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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.