Finding the Fourth Proportional to 270,382,531.86, 373,127,993.37 and 146,623,176.18
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Solution
The fourth proportional to 270,382,531.86, 373,127,993.37 and 146,623,176.18 is: 202,340,037.03
Step by Step Solution
- Step 1: Write the proportion equation
270,382,531.86 : 373,127,993.37 = 146,623,176.18 : x - Step 2: Convert to fraction form
270,382,531.86/373,127,993.37 = 146,623,176.18/x - Step 3: Cross multiply
270,382,531.86x = 373,127,993.37 × 146,623,176.18 - Step 4: Simplify right side
270,382,531.86x = 54,709,211,509,579,384 - Step 5: Solve for x
x = 54,709,211,509,579,384/270,382,531.86 - Step 6: Final answer
x = 202,340,037.03
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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.