Finding the Fourth Proportional to 5,636,370,838.40, 8,454,556,257.60 and 1,954,652,566.40
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Solution
The fourth proportional to 5,636,370,838.40, 8,454,556,257.60 and 1,954,652,566.40 is: 2,931,978,849.60
Step by Step Solution
- Step 1: Write the proportion equation
5,636,370,838.40 : 8,454,556,257.60 = 1,954,652,566.40 : x - Step 2: Convert to fraction form
5,636,370,838.40/8,454,556,257.60 = 1,954,652,566.40/x - Step 3: Cross multiply
5,636,370,838.40x = 8,454,556,257.60 × 1,954,652,566.40 - Step 4: Simplify right side
5,636,370,838.40x = 16,525,720,086,691,020,800 - Step 5: Solve for x
x = 16,525,720,086,691,020,800/5,636,370,838.40 - Step 6: Final answer
x = 2,931,978,849.60
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1.5x scale
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.