Finding the Fourth Proportional to 366,642,285.84, 505,956,260.52 and 201,629,854.80
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Solution
The fourth proportional to 366,642,285.84, 505,956,260.52 and 201,629,854.80 is: 278,243,648.60
Step by Step Solution
- Step 1: Write the proportion equation
366,642,285.84 : 505,956,260.52 = 201,629,854.80 : x - Step 2: Convert to fraction form
366,642,285.84/505,956,260.52 = 201,629,854.80/x - Step 3: Cross multiply
366,642,285.84x = 505,956,260.52 × 201,629,854.80 - Step 4: Simplify right side
366,642,285.84x = 102,015,887,343,798,576 - Step 5: Solve for x
x = 102,015,887,343,798,576/366,642,285.84 - Step 6: Final answer
x = 278,243,648.60
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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.