Finding the Fourth Proportional to 504,490,851.20, 756,736,276.80 and 232,393,059.20
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Solution
The fourth proportional to 504,490,851.20, 756,736,276.80 and 232,393,059.20 is: 348,589,588.80
Step by Step Solution
- Step 1: Write the proportion equation
504,490,851.20 : 756,736,276.80 = 232,393,059.20 : x - Step 2: Convert to fraction form
504,490,851.20/756,736,276.80 = 232,393,059.20/x - Step 3: Cross multiply
504,490,851.20x = 756,736,276.80 × 232,393,059.20 - Step 4: Simplify right side
504,490,851.20x = 175,860,258,373,169,952 - Step 5: Solve for x
x = 175,860,258,373,169,952/504,490,851.20 - Step 6: Final answer
x = 348,589,588.80
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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.