Finding the Fourth Proportional to 18,005,283,735.54, 27,007,984,898.36 and 4,559,560,272.18
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Solution
The fourth proportional to 18,005,283,735.54, 27,007,984,898.36 and 4,559,560,272.18 is: 6,839,355,423.83
Step by Step Solution
- Step 1: Write the proportion equation
18,005,283,735.54 : 27,007,984,898.36 = 4,559,560,272.18 : x - Step 2: Convert to fraction form
18,005,283,735.54/27,007,984,898.36 = 4,559,560,272.18/x - Step 3: Cross multiply
18,005,283,735.54x = 27,007,984,898.36 × 4,559,560,272.18 - Step 4: Simplify right side
18,005,283,735.54x = 123,144,534,974,176,854,016 - Step 5: Solve for x
x = 123,144,534,974,176,854,016/18,005,283,735.54 - Step 6: Final answer
x = 6,839,355,423.83
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1.5x scale
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.