Finding the Fourth Proportional to 977,201,716.45, 1,465,802,574.68 and 977,201,716.45
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Solution
The fourth proportional to 977,201,716.45, 1,465,802,574.68 and 977,201,716.45 is: 1,465,802,574.68
Step by Step Solution
- Step 1: Write the proportion equation
977,201,716.45 : 1,465,802,574.68 = 977,201,716.45 : x - Step 2: Convert to fraction form
977,201,716.45/1,465,802,574.68 = 977,201,716.45/x - Step 3: Cross multiply
977,201,716.45x = 1,465,802,574.68 × 977,201,716.45 - Step 4: Simplify right side
977,201,716.45x = 1,432,384,791,954,125,568 - Step 5: Solve for x
x = 1,432,384,791,954,125,568/977,201,716.45 - Step 6: Final answer
x = 1,465,802,574.68
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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.