Finding the Fourth Proportional to 480,518,596.08, 663,165,086.76 and 292,360,247.91
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Solution
The fourth proportional to 480,518,596.08, 663,165,086.76 and 292,360,247.91 is: 403,487,213.09
Step by Step Solution
- Step 1: Write the proportion equation
480,518,596.08 : 663,165,086.76 = 292,360,247.91 : x - Step 2: Convert to fraction form
480,518,596.08/663,165,086.76 = 292,360,247.91/x - Step 3: Cross multiply
480,518,596.08x = 663,165,086.76 × 292,360,247.91 - Step 4: Simplify right side
480,518,596.08x = 193,883,109,170,410,272 - Step 5: Solve for x
x = 193,883,109,170,410,272/480,518,596.08 - Step 6: Final answer
x = 403,487,213.09
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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.