Finding the Fourth Proportional to 49,696,332.06, 68,580,119.34 and 29,073,271.98
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Solution
The fourth proportional to 49,696,332.06, 68,580,119.34 and 29,073,271.98 is: 40,120,636.26
Step by Step Solution
- Step 1: Write the proportion equation
49,696,332.06 : 68,580,119.34 = 29,073,271.98 : x - Step 2: Convert to fraction form
49,696,332.06/68,580,119.34 = 29,073,271.98/x - Step 3: Cross multiply
49,696,332.06x = 68,580,119.34 × 29,073,271.98 - Step 4: Simplify right side
49,696,332.06x = 1,993,848,461,992,678.25 - Step 5: Solve for x
x = 1,993,848,461,992,678.25/49,696,332.06 - Step 6: Final answer
x = 40,120,636.26
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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.