Finding the Fourth Proportional to 401,919,354.58, 602,812,163.52 and 121,733,653.75
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Solution
The fourth proportional to 401,919,354.58, 602,812,163.52 and 121,733,653.75 is: 182,580,227.49
Step by Step Solution
- Step 1: Write the proportion equation
401,919,354.58 : 602,812,163.52 = 121,733,653.75 : x - Step 2: Convert to fraction form
401,919,354.58/602,812,163.52 = 121,733,653.75/x - Step 3: Cross multiply
401,919,354.58x = 602,812,163.52 × 121,733,653.75 - Step 4: Simplify right side
401,919,354.58x = 73,382,527,190,232,064 - Step 5: Solve for x
x = 73,382,527,190,232,064/401,919,354.58 - Step 6: Final answer
x = 182,580,227.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.