Finding the Fourth Proportional to 226,102,570.40, 312,089,210.64 and 132,042,089.68
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Solution
The fourth proportional to 226,102,570.40, 312,089,210.64 and 132,042,089.68 is: 182,257,598.69
Step by Step Solution
- Step 1: Write the proportion equation
226,102,570.40 : 312,089,210.64 = 132,042,089.68 : x - Step 2: Convert to fraction form
226,102,570.40/312,089,210.64 = 132,042,089.68/x - Step 3: Cross multiply
226,102,570.40x = 312,089,210.64 × 132,042,089.68 - Step 4: Simplify right side
226,102,570.40x = 41,208,911,539,487,288 - Step 5: Solve for x
x = 41,208,911,539,487,288/226,102,570.40 - Step 6: Final answer
x = 182,257,598.69
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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.