Finding the Fourth Proportional to 2,701,961,036.84, 3,726,784,031.92 and 2,479,660,578.74
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Solution
The fourth proportional to 2,701,961,036.84, 3,726,784,031.92 and 2,479,660,578.74 is: 3,420,167,546.25
Step by Step Solution
- Step 1: Write the proportion equation
2,701,961,036.84 : 3,726,784,031.92 = 2,479,660,578.74 : x - Step 2: Convert to fraction form
2,701,961,036.84/3,726,784,031.92 = 2,479,660,578.74/x - Step 3: Cross multiply
2,701,961,036.84x = 3,726,784,031.92 × 2,479,660,578.74 - Step 4: Simplify right side
2,701,961,036.84x = 9,241,159,449,404,905,472 - Step 5: Solve for x
x = 9,241,159,449,404,905,472/2,701,961,036.84 - Step 6: Final answer
x = 3,420,167,546.25
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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.