Finding the Fourth Proportional to 655,847,191,942.99, 983,904,962,491.05 and 225,528,390,698.31
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Solution
The fourth proportional to 655,847,191,942.99, 983,904,962,491.05 and 225,528,390,698.31 is: 338,338,725,112.63
Step by Step Solution
- Step 1: Write the proportion equation
655,847,191,942.99 : 983,904,962,491.05 = 225,528,390,698.31 : x - Step 2: Convert to fraction form
655,847,191,942.99/983,904,962,491.05 = 225,528,390,698.31/x - Step 3: Cross multiply
655,847,191,942.99x = 983,904,962,491.05 × 225,528,390,698.31 - Step 4: Simplify right side
655,847,191,942.99x = 221,898,502,790,687,571,836,928 - Step 5: Solve for x
x = 221,898,502,790,687,571,836,928/655,847,191,942.99 - Step 6: Final answer
x = 338,338,725,112.63
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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.