Finding the Fourth Proportional to 409,727,614.96, 565,438,826.28 and 233,542,195.12
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Solution
The fourth proportional to 409,727,614.96, 565,438,826.28 and 233,542,195.12 is: 322,296,618.23
Step by Step Solution
- Step 1: Write the proportion equation
409,727,614.96 : 565,438,826.28 = 233,542,195.12 : x - Step 2: Convert to fraction form
409,727,614.96/565,438,826.28 = 233,542,195.12/x - Step 3: Cross multiply
409,727,614.96x = 565,438,826.28 × 233,542,195.12 - Step 4: Simplify right side
409,727,614.96x = 132,053,824,695,507,536 - Step 5: Solve for x
x = 132,053,824,695,507,536/409,727,614.96 - Step 6: Final answer
x = 322,296,618.23
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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.