Finding the Fourth Proportional to 329,852,052.99, 455,275,106.34 and 188,805,046.65
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Solution
The fourth proportional to 329,852,052.99, 455,275,106.34 and 188,805,046.65 is: 260,596,339.82
Step by Step Solution
- Step 1: Write the proportion equation
329,852,052.99 : 455,275,106.34 = 188,805,046.65 : x - Step 2: Convert to fraction form
329,852,052.99/455,275,106.34 = 188,805,046.65/x - Step 3: Cross multiply
329,852,052.99x = 455,275,106.34 × 188,805,046.65 - Step 4: Simplify right side
329,852,052.99x = 85,958,237,691,107,408 - Step 5: Solve for x
x = 85,958,237,691,107,408/329,852,052.99 - Step 6: Final answer
x = 260,596,339.82
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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.