Finding the Fourth Proportional to 146,157,132.42, 219,284,643.51 and 47,793,375.18
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Solution
The fourth proportional to 146,157,132.42, 219,284,643.51 and 47,793,375.18 is: 71,706,067.74
Step by Step Solution
- Step 1: Write the proportion equation
146,157,132.42 : 219,284,643.51 = 47,793,375.18 : x - Step 2: Convert to fraction form
146,157,132.42/219,284,643.51 = 47,793,375.18/x - Step 3: Cross multiply
146,157,132.42x = 219,284,643.51 × 47,793,375.18 - Step 4: Simplify right side
146,157,132.42x = 10,480,353,238,485,982 - Step 5: Solve for x
x = 10,480,353,238,485,982/146,157,132.42 - Step 6: Final answer
x = 71,706,067.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.