Finding the Fourth Proportional to 35,649,910,181.80, 53,474,865,272.70 and 19,119,969,317.80
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Solution
The fourth proportional to 35,649,910,181.80, 53,474,865,272.70 and 19,119,969,317.80 is: 28,679,953,976.70
Step by Step Solution
- Step 1: Write the proportion equation
35,649,910,181.80 : 53,474,865,272.70 = 19,119,969,317.80 : x - Step 2: Convert to fraction form
35,649,910,181.80/53,474,865,272.70 = 19,119,969,317.80/x - Step 3: Cross multiply
35,649,910,181.80x = 53,474,865,272.70 × 19,119,969,317.80 - Step 4: Simplify right side
35,649,910,181.80x = 1,022,437,783,287,512,694,784 - Step 5: Solve for x
x = 1,022,437,783,287,512,694,784/35,649,910,181.80 - Step 6: Final answer
x = 28,679,953,976.70
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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.