Finding the Fourth Proportional to 8,765,763,692.07, 12,096,429,811.53 and 4,751,347,768.26
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Solution
The fourth proportional to 8,765,763,692.07, 12,096,429,811.53 and 4,751,347,768.26 is: 6,556,684,255.69
Step by Step Solution
- Step 1: Write the proportion equation
8,765,763,692.07 : 12,096,429,811.53 = 4,751,347,768.26 : x - Step 2: Convert to fraction form
8,765,763,692.07/12,096,429,811.53 = 4,751,347,768.26/x - Step 3: Cross multiply
8,765,763,692.07x = 12,096,429,811.53 × 4,751,347,768.26 - Step 4: Simplify right side
8,765,763,692.07x = 57,474,344,788,926,799,872 - Step 5: Solve for x
x = 57,474,344,788,926,799,872/8,765,763,692.07 - Step 6: Final answer
x = 6,556,684,255.69
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1.5x scale
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.