Finding the Fourth Proportional to 297,621,453.15, 410,719,201.13 and 163,668,005.46
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Solution
The fourth proportional to 297,621,453.15, 410,719,201.13 and 163,668,005.46 is: 225,862,725.09
Step by Step Solution
- Step 1: Write the proportion equation
297,621,453.15 : 410,719,201.13 = 163,668,005.46 : x - Step 2: Convert to fraction form
297,621,453.15/410,719,201.13 = 163,668,005.46/x - Step 3: Cross multiply
297,621,453.15x = 410,719,201.13 × 163,668,005.46 - Step 4: Simplify right side
297,621,453.15x = 67,221,592,453,480,848 - Step 5: Solve for x
x = 67,221,592,453,480,848/297,621,453.15 - Step 6: Final answer
x = 225,862,725.09
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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.