Finding the Fourth Proportional to 171,360,458.84, 236,470,800.74 and 93,042,219.80
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Solution
The fourth proportional to 171,360,458.84, 236,470,800.74 and 93,042,219.80 is: 128,394,662.15
Step by Step Solution
- Step 1: Write the proportion equation
171,360,458.84 : 236,470,800.74 = 93,042,219.80 : x - Step 2: Convert to fraction form
171,360,458.84/236,470,800.74 = 93,042,219.80/x - Step 3: Cross multiply
171,360,458.84x = 236,470,800.74 × 93,042,219.80 - Step 4: Simplify right side
171,360,458.84x = 22,001,768,218,733,084 - Step 5: Solve for x
x = 22,001,768,218,733,084/171,360,458.84 - Step 6: Final answer
x = 128,394,662.15
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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.