Finding the Fourth Proportional to 335,268,985.52, 462,275,349.36 and 229,473,363.44
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Solution
The fourth proportional to 335,268,985.52, 462,275,349.36 and 229,473,363.44 is: 316,402,303.33
Step by Step Solution
- Step 1: Write the proportion equation
335,268,985.52 : 462,275,349.36 = 229,473,363.44 : x - Step 2: Convert to fraction form
335,268,985.52/462,275,349.36 = 229,473,363.44/x - Step 3: Cross multiply
335,268,985.52x = 462,275,349.36 × 229,473,363.44 - Step 4: Simplify right side
335,268,985.52x = 106,079,879,253,040,256 - Step 5: Solve for x
x = 106,079,879,253,040,256/335,268,985.52 - Step 6: Final answer
x = 316,402,303.33
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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.