Finding the Fourth Proportional to 88,630,270.75, 122,330,181.17 and 51,972,651.55
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Solution
The fourth proportional to 88,630,270.75, 122,330,181.17 and 51,972,651.55 is: 71,734,226.09
Step by Step Solution
- Step 1: Write the proportion equation
88,630,270.75 : 122,330,181.17 = 51,972,651.55 : x - Step 2: Convert to fraction form
88,630,270.75/122,330,181.17 = 51,972,651.55/x - Step 3: Cross multiply
88,630,270.75x = 122,330,181.17 × 51,972,651.55 - Step 4: Simplify right side
88,630,270.75x = 6,357,823,879,996,781 - Step 5: Solve for x
x = 6,357,823,879,996,781/88,630,270.75 - Step 6: Final answer
x = 71,734,226.09
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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.