Finding the Fourth Proportional to 244,555,374.20, 367,258,214.10 and 129,764,118.20
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Solution
The fourth proportional to 244,555,374.20, 367,258,214.10 and 129,764,118.20 is: 194,871,768.65
Step by Step Solution
- Step 1: Write the proportion equation
244,555,374.20 : 367,258,214.10 = 129,764,118.20 : x - Step 2: Convert to fraction form
244,555,374.20/367,258,214.10 = 129,764,118.20/x - Step 3: Cross multiply
244,555,374.20x = 367,258,214.10 × 129,764,118.20 - Step 4: Simplify right side
244,555,374.20x = 47,656,938,304,393,312 - Step 5: Solve for x
x = 47,656,938,304,393,312/244,555,374.20 - Step 6: Final answer
x = 194,871,768.65
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1.5x scale
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.