Finding the Fourth Proportional to 146,512,228.90, 219,768,343.35 and 44,292,043.30
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Solution
The fourth proportional to 146,512,228.90, 219,768,343.35 and 44,292,043.30 is: 66,438,064.95
Step by Step Solution
- Step 1: Write the proportion equation
146,512,228.90 : 219,768,343.35 = 44,292,043.30 : x - Step 2: Convert to fraction form
146,512,228.90/219,768,343.35 = 44,292,043.30/x - Step 3: Cross multiply
146,512,228.90x = 219,768,343.35 × 44,292,043.30 - Step 4: Simplify right side
146,512,228.90x = 9,733,988,979,627,466 - Step 5: Solve for x
x = 9,733,988,979,627,466/146,512,228.90 - Step 6: Final answer
x = 66,438,064.95
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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.