Finding the Fourth Proportional to 47,903,305,795.84, 66,126,916,783.74 and 29,847,742,739.56
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Solution
The fourth proportional to 47,903,305,795.84, 66,126,916,783.74 and 29,847,742,739.56 is: 41,202,567,704.48
Step by Step Solution
- Step 1: Write the proportion equation
47,903,305,795.84 : 66,126,916,783.74 = 29,847,742,739.56 : x - Step 2: Convert to fraction form
47,903,305,795.84/66,126,916,783.74 = 29,847,742,739.56/x - Step 3: Cross multiply
47,903,305,795.84x = 66,126,916,783.74 × 29,847,742,739.56 - Step 4: Simplify right side
47,903,305,795.84x = 1,973,739,200,321,363,902,464 - Step 5: Solve for x
x = 1,973,739,200,321,363,902,464/47,903,305,795.84 - Step 6: Final answer
x = 41,202,567,704.48
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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.