Finding the Fourth Proportional to 683,750,140.24, 943,576,027.32 and 370,484,107.12
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Solution
The fourth proportional to 683,750,140.24, 943,576,027.32 and 370,484,107.12 is: 511,268,519.61
Step by Step Solution
- Step 1: Write the proportion equation
683,750,140.24 : 943,576,027.32 = 370,484,107.12 : x - Step 2: Convert to fraction form
683,750,140.24/943,576,027.32 = 370,484,107.12/x - Step 3: Cross multiply
683,750,140.24x = 943,576,027.32 × 370,484,107.12 - Step 4: Simplify right side
683,750,140.24x = 349,579,921,981,486,976 - Step 5: Solve for x
x = 349,579,921,981,486,976/683,750,140.24 - Step 6: Final answer
x = 511,268,519.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.