Finding the Fourth Proportional to 9,313,065,731.20, 13,971,539,486.40 and 3,104,159,900.80
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Solution
The fourth proportional to 9,313,065,731.20, 13,971,539,486.40 and 3,104,159,900.80 is: 4,656,886,773.69
Step by Step Solution
- Step 1: Write the proportion equation
9,313,065,731.20 : 13,971,539,486.40 = 3,104,159,900.80 : x - Step 2: Convert to fraction form
9,313,065,731.20/13,971,539,486.40 = 3,104,159,900.80/x - Step 3: Cross multiply
9,313,065,731.20x = 13,971,539,486.40 × 3,104,159,900.80 - Step 4: Simplify right side
9,313,065,731.20x = 43,369,892,626,126,708,736 - Step 5: Solve for x
x = 43,369,892,626,126,708,736/9,313,065,731.20 - Step 6: Final answer
x = 4,656,886,773.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.