Finding the Fourth Proportional to 13,174,670,318.58, 19,763,121,504.24 and 4,212,151,687.62
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Solution
The fourth proportional to 13,174,670,318.58, 19,763,121,504.24 and 4,212,151,687.62 is: 6,318,584,342.81
Step by Step Solution
- Step 1: Write the proportion equation
13,174,670,318.58 : 19,763,121,504.24 = 4,212,151,687.62 : x - Step 2: Convert to fraction form
13,174,670,318.58/19,763,121,504.24 = 4,212,151,687.62/x - Step 3: Cross multiply
13,174,670,318.58x = 19,763,121,504.24 × 4,212,151,687.62 - Step 4: Simplify right side
13,174,670,318.58x = 83,245,265,596,723,625,984 - Step 5: Solve for x
x = 83,245,265,596,723,625,984/13,174,670,318.58 - Step 6: Final answer
x = 6,318,584,342.81
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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.