Finding the Fourth Proportional to 177,168,045.30, 265,752,067.95 and 156,122,981.70
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Solution
The fourth proportional to 177,168,045.30, 265,752,067.95 and 156,122,981.70 is: 234,184,472.55
Step by Step Solution
- Step 1: Write the proportion equation
177,168,045.30 : 265,752,067.95 = 156,122,981.70 : x - Step 2: Convert to fraction form
177,168,045.30/265,752,067.95 = 156,122,981.70/x - Step 3: Cross multiply
177,168,045.30x = 265,752,067.95 × 156,122,981.70 - Step 4: Simplify right side
177,168,045.30x = 41,490,005,241,295,000 - Step 5: Solve for x
x = 41,490,005,241,295,000/177,168,045.30 - Step 6: Final answer
x = 234,184,472.55
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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.