Finding the Fourth Proportional to 412,942,996.08, 569,876,368.52 and 224,762,192.79
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Solution
The fourth proportional to 412,942,996.08, 569,876,368.52 and 224,762,192.79 is: 310,180,008.92
Step by Step Solution
- Step 1: Write the proportion equation
412,942,996.08 : 569,876,368.52 = 224,762,192.79 : x - Step 2: Convert to fraction form
412,942,996.08/569,876,368.52 = 224,762,192.79/x - Step 3: Cross multiply
412,942,996.08x = 569,876,368.52 × 224,762,192.79 - Step 4: Simplify right side
412,942,996.08x = 128,086,662,206,176,512 - Step 5: Solve for x
x = 128,086,662,206,176,512/412,942,996.08 - Step 6: Final answer
x = 310,180,008.92
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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.