Finding the Fourth Proportional to 133,057,708.80, 199,586,563.20 and 97,225,900.80
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Solution
The fourth proportional to 133,057,708.80, 199,586,563.20 and 97,225,900.80 is: 145,838,851.20
Step by Step Solution
- Step 1: Write the proportion equation
133,057,708.80 : 199,586,563.20 = 97,225,900.80 : x - Step 2: Convert to fraction form
133,057,708.80/199,586,563.20 = 97,225,900.80/x - Step 3: Cross multiply
133,057,708.80x = 199,586,563.20 × 97,225,900.80 - Step 4: Simplify right side
133,057,708.80x = 19,404,983,394,696,128 - Step 5: Solve for x
x = 19,404,983,394,696,128/133,057,708.80 - Step 6: Final answer
x = 145,838,851.20
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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.