Finding the Fourth Proportional to 5,311,171,525.36, 7,329,270,590.40 and 2,932,266,233.92
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Solution
The fourth proportional to 5,311,171,525.36, 7,329,270,590.40 and 2,932,266,233.92 is: 4,046,446,733.81
Step by Step Solution
- Step 1: Write the proportion equation
5,311,171,525.36 : 7,329,270,590.40 = 2,932,266,233.92 : x - Step 2: Convert to fraction form
5,311,171,525.36/7,329,270,590.40 = 2,932,266,233.92/x - Step 3: Cross multiply
5,311,171,525.36x = 7,329,270,590.40 × 2,932,266,233.92 - Step 4: Simplify right side
5,311,171,525.36x = 21,491,372,671,492,820,992 - Step 5: Solve for x
x = 21,491,372,671,492,820,992/5,311,171,525.36 - Step 6: Final answer
x = 4,046,446,733.81
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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.