Finding the Fourth Proportional to 331,351,701,175.48, 457,276,630,102.05 and 192,292,216,440.11
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Solution
The fourth proportional to 331,351,701,175.48, 457,276,630,102.05 and 192,292,216,440.11 is: 265,369,806,210.90
Step by Step Solution
- Step 1: Write the proportion equation
331,351,701,175.48 : 457,276,630,102.05 = 192,292,216,440.11 : x - Step 2: Convert to fraction form
331,351,701,175.48/457,276,630,102.05 = 192,292,216,440.11/x - Step 3: Cross multiply
331,351,701,175.48x = 457,276,630,102.05 × 192,292,216,440.11 - Step 4: Simplify right side
331,351,701,175.48x = 87,930,736,728,587,508,908,032 - Step 5: Solve for x
x = 87,930,736,728,587,508,908,032/331,351,701,175.48 - Step 6: Final answer
x = 265,369,806,210.90
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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.