Finding the Fourth Proportional to 3,476,196,831.44, 4,797,005,641.80 and 1,970,924,453.84
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Solution
The fourth proportional to 3,476,196,831.44, 4,797,005,641.80 and 1,970,924,453.84 is: 2,719,792,975.80
Step by Step Solution
- Step 1: Write the proportion equation
3,476,196,831.44 : 4,797,005,641.80 = 1,970,924,453.84 : x - Step 2: Convert to fraction form
3,476,196,831.44/4,797,005,641.80 = 1,970,924,453.84/x - Step 3: Cross multiply
3,476,196,831.44x = 4,797,005,641.80 × 1,970,924,453.84 - Step 4: Simplify right side
3,476,196,831.44x = 9,454,535,724,632,064,000 - Step 5: Solve for x
x = 9,454,535,724,632,064,000/3,476,196,831.44 - Step 6: Final answer
x = 2,719,792,975.80
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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.