Finding the Fourth Proportional to 398,424,156.48, 597,591,347.76 and 107,312,586.48
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Solution
The fourth proportional to 398,424,156.48, 597,591,347.76 and 107,312,586.48 is: 160,956,789.75
Step by Step Solution
- Step 1: Write the proportion equation
398,424,156.48 : 597,591,347.76 = 107,312,586.48 : x - Step 2: Convert to fraction form
398,424,156.48/597,591,347.76 = 107,312,586.48/x - Step 3: Cross multiply
398,424,156.48x = 597,591,347.76 × 107,312,586.48 - Step 4: Simplify right side
398,424,156.48x = 64,129,073,186,194,752 - Step 5: Solve for x
x = 64,129,073,186,194,752/398,424,156.48 - Step 6: Final answer
x = 160,956,789.75
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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.