Finding the Fourth Proportional to 2,376,752,766.85, 3,565,141,449.08 and 1,393,489,781.25
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Solution
The fourth proportional to 2,376,752,766.85, 3,565,141,449.08 and 1,393,489,781.25 is: 2,090,241,882.65
Step by Step Solution
- Step 1: Write the proportion equation
2,376,752,766.85 : 3,565,141,449.08 = 1,393,489,781.25 : x - Step 2: Convert to fraction form
2,376,752,766.85/3,565,141,449.08 = 1,393,489,781.25/x - Step 3: Cross multiply
2,376,752,766.85x = 3,565,141,449.08 × 1,393,489,781.25 - Step 4: Simplify right side
2,376,752,766.85x = 4,967,988,177,984,954,368 - Step 5: Solve for x
x = 4,967,988,177,984,954,368/2,376,752,766.85 - Step 6: Final answer
x = 2,090,241,882.65
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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.