Finding the Fourth Proportional to 134,768,512.20, 202,164,344.34 and 47,322,512.88
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Solution
The fourth proportional to 134,768,512.20, 202,164,344.34 and 47,322,512.88 is: 70,987,834.12
Step by Step Solution
- Step 1: Write the proportion equation
134,768,512.20 : 202,164,344.34 = 47,322,512.88 : x - Step 2: Convert to fraction form
134,768,512.20/202,164,344.34 = 47,322,512.88/x - Step 3: Cross multiply
134,768,512.20x = 202,164,344.34 × 47,322,512.88 - Step 4: Simplify right side
134,768,512.20x = 9,566,924,788,906,406 - Step 5: Solve for x
x = 9,566,924,788,906,406/134,768,512.20 - Step 6: Final answer
x = 70,987,834.12
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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.