Finding the Fourth Proportional to 8,303,126,049.59, 11,458,306,486.94 and 4,686,911,128.54
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Solution
The fourth proportional to 8,303,126,049.59, 11,458,306,486.94 and 4,686,911,128.54 is: 6,467,933,145.55
Step by Step Solution
- Step 1: Write the proportion equation
8,303,126,049.59 : 11,458,306,486.94 = 4,686,911,128.54 : x - Step 2: Convert to fraction form
8,303,126,049.59/11,458,306,486.94 = 4,686,911,128.54/x - Step 3: Cross multiply
8,303,126,049.59x = 11,458,306,486.94 × 4,686,911,128.54 - Step 4: Simplify right side
8,303,126,049.59x = 53,704,064,187,801,362,432 - Step 5: Solve for x
x = 53,704,064,187,801,362,432/8,303,126,049.59 - Step 6: Final answer
x = 6,467,933,145.55
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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.