Finding the Fourth Proportional to 352,325,125.60, 527,479,918.80 and 352,325,125.60
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Solution
The fourth proportional to 352,325,125.60, 527,479,918.80 and 352,325,125.60 is: 527,479,918.80
Step by Step Solution
- Step 1: Write the proportion equation
352,325,125.60 : 527,479,918.80 = 352,325,125.60 : x - Step 2: Convert to fraction form
352,325,125.60/527,479,918.80 = 352,325,125.60/x - Step 3: Cross multiply
352,325,125.60x = 527,479,918.80 × 352,325,125.60 - Step 4: Simplify right side
352,325,125.60x = 185,844,428,642,687,808 - Step 5: Solve for x
x = 185,844,428,642,687,808/352,325,125.60 - Step 6: Final answer
x = 527,479,918.80
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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.