Finding the Fourth Proportional to 269,699,789.36, 372,186,356.28 and 145,941,794.48
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Solution
The fourth proportional to 269,699,789.36, 372,186,356.28 and 145,941,794.48 is: 201,400,026.47
Step by Step Solution
- Step 1: Write the proportion equation
269,699,789.36 : 372,186,356.28 = 145,941,794.48 : x - Step 2: Convert to fraction form
269,699,789.36/372,186,356.28 = 145,941,794.48/x - Step 3: Cross multiply
269,699,789.36x = 372,186,356.28 × 145,941,794.48 - Step 4: Simplify right side
269,699,789.36x = 54,317,544,716,475,808 - Step 5: Solve for x
x = 54,317,544,716,475,808/269,699,789.36 - Step 6: Final answer
x = 201,400,026.47
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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.