Finding the Fourth Proportional to 149,472,947.52, 224,190,135.36 and 47,247,318.72
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Solution
The fourth proportional to 149,472,947.52, 224,190,135.36 and 47,247,318.72 is: 70,864,881.94
Step by Step Solution
- Step 1: Write the proportion equation
149,472,947.52 : 224,190,135.36 = 47,247,318.72 : x - Step 2: Convert to fraction form
149,472,947.52/224,190,135.36 = 47,247,318.72/x - Step 3: Cross multiply
149,472,947.52x = 224,190,135.36 × 47,247,318.72 - Step 4: Simplify right side
149,472,947.52x = 10,592,382,779,233,862 - Step 5: Solve for x
x = 10,592,382,779,233,862/149,472,947.52 - Step 6: Final answer
x = 70,864,881.94
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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.