Finding the Fourth Proportional to 176,184,125.40, 263,753,640.90 and 130,946,467.80
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Solution
The fourth proportional to 176,184,125.40, 263,753,640.90 and 130,946,467.80 is: 196,031,325.56
Step by Step Solution
- Step 1: Write the proportion equation
176,184,125.40 : 263,753,640.90 = 130,946,467.80 : x - Step 2: Convert to fraction form
176,184,125.40/263,753,640.90 = 130,946,467.80/x - Step 3: Cross multiply
176,184,125.40x = 263,753,640.90 × 130,946,467.80 - Step 4: Simplify right side
176,184,125.40x = 34,537,607,645,244,612 - Step 5: Solve for x
x = 34,537,607,645,244,612/176,184,125.40 - Step 6: Final answer
x = 196,031,325.56
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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.