Finding the Fourth Proportional to 9,049,243,021.08, 12,489,684,327.17 and 5,992,027,010.75
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Solution
The fourth proportional to 9,049,243,021.08, 12,489,684,327.17 and 5,992,027,010.75 is: 8,270,142,117.93
Step by Step Solution
- Step 1: Write the proportion equation
9,049,243,021.08 : 12,489,684,327.17 = 5,992,027,010.75 : x - Step 2: Convert to fraction form
9,049,243,021.08/12,489,684,327.17 = 5,992,027,010.75/x - Step 3: Cross multiply
9,049,243,021.08x = 12,489,684,327.17 × 5,992,027,010.75 - Step 4: Simplify right side
9,049,243,021.08x = 74,838,525,844,051,181,568 - Step 5: Solve for x
x = 74,838,525,844,051,181,568/9,049,243,021.08 - Step 6: Final answer
x = 8,270,142,117.93
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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.