Finding the Fourth Proportional to 725,330,798.85, 1,088,209,660.41 and 234,034,851.99
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Solution
The fourth proportional to 725,330,798.85, 1,088,209,660.41 and 234,034,851.99 is: 351,121,153.56
Step by Step Solution
- Step 1: Write the proportion equation
725,330,798.85 : 1,088,209,660.41 = 234,034,851.99 : x - Step 2: Convert to fraction form
725,330,798.85/1,088,209,660.41 = 234,034,851.99/x - Step 3: Cross multiply
725,330,798.85x = 1,088,209,660.41 × 234,034,851.99 - Step 4: Simplify right side
725,330,798.85x = 254,678,986,808,142,528 - Step 5: Solve for x
x = 254,678,986,808,142,528/725,330,798.85 - Step 6: Final answer
x = 351,121,153.56
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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.