Finding the Fourth Proportional to 18,326,058,358.24, 27,489,087,537.36 and 7,284,574,421.74
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Solution
The fourth proportional to 18,326,058,358.24, 27,489,087,537.36 and 7,284,574,421.74 is: 10,926,861,632.61
Step by Step Solution
- Step 1: Write the proportion equation
18,326,058,358.24 : 27,489,087,537.36 = 7,284,574,421.74 : x - Step 2: Convert to fraction form
18,326,058,358.24/27,489,087,537.36 = 7,284,574,421.74/x - Step 3: Cross multiply
18,326,058,358.24x = 27,489,087,537.36 × 7,284,574,421.74 - Step 4: Simplify right side
18,326,058,358.24x = 200,246,303,951,526,592,512 - Step 5: Solve for x
x = 200,246,303,951,526,592,512/18,326,058,358.24 - Step 6: Final answer
x = 10,926,861,632.61
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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.