Finding the Fourth Proportional to 398,582,564.70, 597,873,847.05 and 362,232,000.30
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Solution
The fourth proportional to 398,582,564.70, 597,873,847.05 and 362,232,000.30 is: 543,348,000.45
Step by Step Solution
- Step 1: Write the proportion equation
398,582,564.70 : 597,873,847.05 = 362,232,000.30 : x - Step 2: Convert to fraction form
398,582,564.70/597,873,847.05 = 362,232,000.30/x - Step 3: Cross multiply
398,582,564.70x = 597,873,847.05 × 362,232,000.30 - Step 4: Simplify right side
398,582,564.70x = 216,569,039,543,977,728 - Step 5: Solve for x
x = 216,569,039,543,977,728/398,582,564.70 - Step 6: Final answer
x = 543,348,000.45
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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.