Finding the Fourth Proportional to 385,466,056.20, 577,497,582.18 and 344,141,204.04
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Solution
The fourth proportional to 385,466,056.20, 577,497,582.18 and 344,141,204.04 is: 515,585,510.23
Step by Step Solution
- Step 1: Write the proportion equation
385,466,056.20 : 577,497,582.18 = 344,141,204.04 : x - Step 2: Convert to fraction form
385,466,056.20/577,497,582.18 = 344,141,204.04/x - Step 3: Cross multiply
385,466,056.20x = 577,497,582.18 × 344,141,204.04 - Step 4: Simplify right side
385,466,056.20x = 198,740,713,261,614,048 - Step 5: Solve for x
x = 198,740,713,261,614,048/385,466,056.20 - Step 6: Final answer
x = 515,585,510.23
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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.