Finding the Fourth Proportional to 437,204,745.04, 603,341,082.74 and 238,966,125.08
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Solution
The fourth proportional to 437,204,745.04, 603,341,082.74 and 238,966,125.08 is: 329,772,451.65
Step by Step Solution
- Step 1: Write the proportion equation
437,204,745.04 : 603,341,082.74 = 238,966,125.08 : x - Step 2: Convert to fraction form
437,204,745.04/603,341,082.74 = 238,966,125.08/x - Step 3: Cross multiply
437,204,745.04x = 603,341,082.74 × 238,966,125.08 - Step 4: Simplify right side
437,204,745.04x = 144,178,080,643,949,472 - Step 5: Solve for x
x = 144,178,080,643,949,472/437,204,745.04 - Step 6: Final answer
x = 329,772,451.65
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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.