Finding the Fourth Proportional to 461,887,126.53, 637,398,922.80 and 250,189,966.14
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Solution
The fourth proportional to 461,887,126.53, 637,398,922.80 and 250,189,966.14 is: 345,259,276.03
Step by Step Solution
- Step 1: Write the proportion equation
461,887,126.53 : 637,398,922.80 = 250,189,966.14 : x - Step 2: Convert to fraction form
461,887,126.53/637,398,922.80 = 250,189,966.14/x - Step 3: Cross multiply
461,887,126.53x = 637,398,922.80 × 250,189,966.14 - Step 4: Simplify right side
461,887,126.53x = 159,470,814,913,004,448 - Step 5: Solve for x
x = 159,470,814,913,004,448/461,887,126.53 - Step 6: Final answer
x = 345,259,276.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.