Finding the Fourth Proportional to 75,803,991,865.68, 104,612,777,621.28 and 41,971,289,964.06
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Solution
The fourth proportional to 75,803,991,865.68, 104,612,777,621.28 and 41,971,289,964.06 is: 57,922,190,051.27
Step by Step Solution
- Step 1: Write the proportion equation
75,803,991,865.68 : 104,612,777,621.28 = 41,971,289,964.06 : x - Step 2: Convert to fraction form
75,803,991,865.68/104,612,777,621.28 = 41,971,289,964.06/x - Step 3: Cross multiply
75,803,991,865.68x = 104,612,777,621.28 × 41,971,289,964.06 - Step 4: Simplify right side
75,803,991,865.68x = 4,390,733,223,488,469,336,064 - Step 5: Solve for x
x = 4,390,733,223,488,469,336,064/75,803,991,865.68 - Step 6: Final answer
x = 57,922,190,051.27
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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.