Finding the Fourth Proportional to 306,814,159.25, 460,221,244.97 and 73,644,871.21
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Solution
The fourth proportional to 306,814,159.25, 460,221,244.97 and 73,644,871.21 is: 110,467,308.28
Step by Step Solution
- Step 1: Write the proportion equation
306,814,159.25 : 460,221,244.97 = 73,644,871.21 : x - Step 2: Convert to fraction form
306,814,159.25/460,221,244.97 = 73,644,871.21/x - Step 3: Cross multiply
306,814,159.25x = 460,221,244.97 × 73,644,871.21 - Step 4: Simplify right side
306,814,159.25x = 33,892,934,315,298,048 - Step 5: Solve for x
x = 33,892,934,315,298,048/306,814,159.25 - Step 6: Final answer
x = 110,467,308.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.