Finding the Fourth Proportional to 995,819,999.80, 1,493,729,999.70 and 967,122,185.80
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Solution
The fourth proportional to 995,819,999.80, 1,493,729,999.70 and 967,122,185.80 is: 1,450,683,278.70
Step by Step Solution
- Step 1: Write the proportion equation
995,819,999.80 : 1,493,729,999.70 = 967,122,185.80 : x - Step 2: Convert to fraction form
995,819,999.80/1,493,729,999.70 = 967,122,185.80/x - Step 3: Cross multiply
995,819,999.80x = 1,493,729,999.70 × 967,122,185.80 - Step 4: Simplify right side
995,819,999.80x = 1,444,619,422,304,897,280 - Step 5: Solve for x
x = 1,444,619,422,304,897,280/995,819,999.80 - Step 6: Final answer
x = 1,450,683,278.70
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1.5x scale
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.