Finding the Fourth Proportional to 316,728,195.60, 444,024,135.60 and 316,728,195.60
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Solution
The fourth proportional to 316,728,195.60, 444,024,135.60 and 316,728,195.60 is: 444,024,135.60
Step by Step Solution
- Step 1: Write the proportion equation
316,728,195.60 : 444,024,135.60 = 316,728,195.60 : x - Step 2: Convert to fraction form
316,728,195.60/444,024,135.60 = 316,728,195.60/x - Step 3: Cross multiply
316,728,195.60x = 444,024,135.60 × 316,728,195.60 - Step 4: Simplify right side
316,728,195.60x = 140,634,963,271,437,744 - Step 5: Solve for x
x = 140,634,963,271,437,744/316,728,195.60 - Step 6: Final answer
x = 444,024,135.60
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.