Finding the Fourth Proportional to 186,925,658.16, 259,277,124.42 and 181,953,994.80
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Solution
The fourth proportional to 186,925,658.16, 259,277,124.42 and 181,953,994.80 is: 252,381,128.48
Step by Step Solution
- Step 1: Write the proportion equation
186,925,658.16 : 259,277,124.42 = 181,953,994.80 : x - Step 2: Convert to fraction form
186,925,658.16/259,277,124.42 = 181,953,994.80/x - Step 3: Cross multiply
186,925,658.16x = 259,277,124.42 × 181,953,994.80 - Step 4: Simplify right side
186,925,658.16x = 47,176,508,548,475,632 - Step 5: Solve for x
x = 47,176,508,548,475,632/186,925,658.16 - Step 6: Final answer
x = 252,381,128.48
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.