Finding the Fourth Proportional to 296,997,996.60, 409,932,577.08 and 202,950,212.04
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Solution
The fourth proportional to 296,997,996.60, 409,932,577.08 and 202,950,212.04 is: 280,122,776.56
Step by Step Solution
- Step 1: Write the proportion equation
296,997,996.60 : 409,932,577.08 = 202,950,212.04 : x - Step 2: Convert to fraction form
296,997,996.60/409,932,577.08 = 202,950,212.04/x - Step 3: Cross multiply
296,997,996.60x = 409,932,577.08 × 202,950,212.04 - Step 4: Simplify right side
296,997,996.60x = 83,195,903,440,489,632 - Step 5: Solve for x
x = 83,195,903,440,489,632/296,997,996.60 - Step 6: Final answer
x = 280,122,776.56
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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.