Finding the Fourth Proportional to 9,049,243,020.33, 12,489,684,326.13 and 5,992,027,009.99
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Solution
The fourth proportional to 9,049,243,020.33, 12,489,684,326.13 and 5,992,027,009.99 is: 8,270,142,116.89
Step by Step Solution
- Step 1: Write the proportion equation
9,049,243,020.33 : 12,489,684,326.13 = 5,992,027,009.99 : x - Step 2: Convert to fraction form
9,049,243,020.33/12,489,684,326.13 = 5,992,027,009.99/x - Step 3: Cross multiply
9,049,243,020.33x = 12,489,684,326.13 × 5,992,027,009.99 - Step 4: Simplify right side
9,049,243,020.33x = 74,838,525,828,409,475,072 - Step 5: Solve for x
x = 74,838,525,828,409,475,072/9,049,243,020.33 - Step 6: Final answer
x = 8,270,142,116.89
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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.