Finding the Fourth Proportional to 165,694,158.62, 248,566,775.90 and 56,493,791.69
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Solution
The fourth proportional to 165,694,158.62, 248,566,775.90 and 56,493,791.69 is: 84,749,394.76
Step by Step Solution
- Step 1: Write the proportion equation
165,694,158.62 : 248,566,775.90 = 56,493,791.69 : x - Step 2: Convert to fraction form
165,694,158.62/248,566,775.90 = 56,493,791.69/x - Step 3: Cross multiply
165,694,158.62x = 248,566,775.90 × 56,493,791.69 - Step 4: Simplify right side
165,694,158.62x = 14,042,479,658,749,512 - Step 5: Solve for x
x = 14,042,479,658,749,512/165,694,158.62 - Step 6: Final answer
x = 84,749,394.76
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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.