Finding the Fourth Proportional to 168,109,272.10, 252,163,908.15 and 149,402,548.90
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Solution
The fourth proportional to 168,109,272.10, 252,163,908.15 and 149,402,548.90 is: 224,103,823.35
Step by Step Solution
- Step 1: Write the proportion equation
168,109,272.10 : 252,163,908.15 = 149,402,548.90 : x - Step 2: Convert to fraction form
168,109,272.10/252,163,908.15 = 149,402,548.90/x - Step 3: Cross multiply
168,109,272.10x = 252,163,908.15 × 149,402,548.90 - Step 4: Simplify right side
168,109,272.10x = 37,673,930,618,195,488 - Step 5: Solve for x
x = 37,673,930,618,195,488/168,109,272.10 - Step 6: Final answer
x = 224,103,823.35
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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.