Finding the Fourth Proportional to 9,602,632,424.29, 13,251,789,633.67 and 5,257,287,486.08
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Solution
The fourth proportional to 9,602,632,424.29, 13,251,789,633.67 and 5,257,287,486.08 is: 7,255,142,624.54
Step by Step Solution
- Step 1: Write the proportion equation
9,602,632,424.29 : 13,251,789,633.67 = 5,257,287,486.08 : x - Step 2: Convert to fraction form
9,602,632,424.29/13,251,789,633.67 = 5,257,287,486.08/x - Step 3: Cross multiply
9,602,632,424.29x = 13,251,789,633.67 × 5,257,287,486.08 - Step 4: Simplify right side
9,602,632,424.29x = 69,668,467,809,257,955,328 - Step 5: Solve for x
x = 69,668,467,809,257,955,328/9,602,632,424.29 - Step 6: Final answer
x = 7,255,142,624.54
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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.