Finding the Fourth Proportional to 159,753,437,435.99, 220,466,673,652.23 and 88,468,067,459.99
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Solution
The fourth proportional to 159,753,437,435.99, 220,466,673,652.23 and 88,468,067,459.99 is: 122,089,770,776.66
Step by Step Solution
- Step 1: Write the proportion equation
159,753,437,435.99 : 220,466,673,652.23 = 88,468,067,459.99 : x - Step 2: Convert to fraction form
159,753,437,435.99/220,466,673,652.23 = 88,468,067,459.99/x - Step 3: Cross multiply
159,753,437,435.99x = 220,466,673,652.23 × 88,468,067,459.99 - Step 4: Simplify right side
159,753,437,435.99x = 19,504,260,557,343,983,403,008 - Step 5: Solve for x
x = 19,504,260,557,343,983,403,008/159,753,437,435.99 - Step 6: Final answer
x = 122,089,770,776.66
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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.