Finding the Fourth Proportional to 272,800,152.99, 376,464,361.86 and 147,352,348.26
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Solution
The fourth proportional to 272,800,152.99, 376,464,361.86 and 147,352,348.26 is: 203,346,322.02
Step by Step Solution
- Step 1: Write the proportion equation
272,800,152.99 : 376,464,361.86 = 147,352,348.26 : x - Step 2: Convert to fraction form
272,800,152.99/376,464,361.86 = 147,352,348.26/x - Step 3: Cross multiply
272,800,152.99x = 376,464,361.86 × 147,352,348.26 - Step 4: Simplify right side
272,800,152.99x = 55,472,907,756,273,376 - Step 5: Solve for x
x = 55,472,907,756,273,376/272,800,152.99 - Step 6: Final answer
x = 203,346,322.02
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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.