Finding the Fourth Proportional to 429,798,153.44, 593,115,777.84 and 239,057,884.64
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Solution
The fourth proportional to 429,798,153.44, 593,115,777.84 and 239,057,884.64 is: 329,896,724.92
Step by Step Solution
- Step 1: Write the proportion equation
429,798,153.44 : 593,115,777.84 = 239,057,884.64 : x - Step 2: Convert to fraction form
429,798,153.44/593,115,777.84 = 239,057,884.64/x - Step 3: Cross multiply
429,798,153.44x = 593,115,777.84 × 239,057,884.64 - Step 4: Simplify right side
429,798,153.44x = 141,789,003,197,038,592 - Step 5: Solve for x
x = 141,789,003,197,038,592/429,798,153.44 - Step 6: Final answer
x = 329,896,724.92
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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.