Finding the Fourth Proportional to 412,248,227.68, 568,906,362.91 and 224,076,964.21
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Solution
The fourth proportional to 412,248,227.68, 568,906,362.91 and 224,076,964.21 is: 309,228,280.83
Step by Step Solution
- Step 1: Write the proportion equation
412,248,227.68 : 568,906,362.91 = 224,076,964.21 : x - Step 2: Convert to fraction form
412,248,227.68/568,906,362.91 = 224,076,964.21/x - Step 3: Cross multiply
412,248,227.68x = 568,906,362.91 × 224,076,964.21 - Step 4: Simplify right side
412,248,227.68x = 127,478,810,720,625,344 - Step 5: Solve for x
x = 127,478,810,720,625,344/412,248,227.68 - Step 6: Final answer
x = 309,228,280.83
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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.