Finding the Fourth Proportional to 977,201,635.20, 1,465,802,452.80 and 977,201,635.20
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Solution
The fourth proportional to 977,201,635.20, 1,465,802,452.80 and 977,201,635.20 is: 1,465,802,452.80
Step by Step Solution
- Step 1: Write the proportion equation
977,201,635.20 : 1,465,802,452.80 = 977,201,635.20 : x - Step 2: Convert to fraction form
977,201,635.20/1,465,802,452.80 = 977,201,635.20/x - Step 3: Cross multiply
977,201,635.20x = 1,465,802,452.80 × 977,201,635.20 - Step 4: Simplify right side
977,201,635.20x = 1,432,384,553,756,330,752 - Step 5: Solve for x
x = 1,432,384,553,756,330,752/977,201,635.20 - Step 6: Final answer
x = 1,465,802,452.80
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1.5x scale
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.