Finding the Fourth Proportional to 404,656,263.99, 558,366,209.87 and 226,018,140.03
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Solution
The fourth proportional to 404,656,263.99, 558,366,209.87 and 226,018,140.03 is: 311,871,836.52
Step by Step Solution
- Step 1: Write the proportion equation
404,656,263.99 : 558,366,209.87 = 226,018,140.03 : x - Step 2: Convert to fraction form
404,656,263.99/558,366,209.87 = 226,018,140.03/x - Step 3: Cross multiply
404,656,263.99x = 558,366,209.87 × 226,018,140.03 - Step 4: Simplify right side
404,656,263.99x = 126,200,892,209,287,936 - Step 5: Solve for x
x = 126,200,892,209,287,936/404,656,263.99 - Step 6: Final answer
x = 311,871,836.52
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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.