Finding the Fourth Proportional to 327,764,037.55, 491,646,056.33 and 292,051,202.35
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Solution
The fourth proportional to 327,764,037.55, 491,646,056.33 and 292,051,202.35 is: 438,076,803.53
Step by Step Solution
- Step 1: Write the proportion equation
327,764,037.55 : 491,646,056.33 = 292,051,202.35 : x - Step 2: Convert to fraction form
327,764,037.55/491,646,056.33 = 292,051,202.35/x - Step 3: Cross multiply
327,764,037.55x = 491,646,056.33 × 292,051,202.35 - Step 4: Simplify right side
327,764,037.55x = 143,585,821,880,352,080 - Step 5: Solve for x
x = 143,585,821,880,352,080/327,764,037.55 - Step 6: Final answer
x = 438,076,803.53
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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.