Finding the Fourth Proportional to 266,259,296.84, 367,430,986.24 and 148,785,592.20
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Solution
The fourth proportional to 266,259,296.84, 367,430,986.24 and 148,785,592.20 is: 205,320,293.15
Step by Step Solution
- Step 1: Write the proportion equation
266,259,296.84 : 367,430,986.24 = 148,785,592.20 : x - Step 2: Convert to fraction form
266,259,296.84/367,430,986.24 = 148,785,592.20/x - Step 3: Cross multiply
266,259,296.84x = 367,430,986.24 × 148,785,592.20 - Step 4: Simplify right side
266,259,296.84x = 54,668,436,880,348,448 - Step 5: Solve for x
x = 54,668,436,880,348,448/266,259,296.84 - Step 6: Final answer
x = 205,320,293.15
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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.