Finding the Fourth Proportional to 162,968,472.40, 244,452,708.60 and 124,704,720.40
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Solution
The fourth proportional to 162,968,472.40, 244,452,708.60 and 124,704,720.40 is: 187,057,080.60
Step by Step Solution
- Step 1: Write the proportion equation
162,968,472.40 : 244,452,708.60 = 124,704,720.40 : x - Step 2: Convert to fraction form
162,968,472.40/244,452,708.60 = 124,704,720.40/x - Step 3: Cross multiply
162,968,472.40x = 244,452,708.60 × 124,704,720.40 - Step 4: Simplify right side
162,968,472.40x = 30,484,406,676,985,676 - Step 5: Solve for x
x = 30,484,406,676,985,676/162,968,472.40 - Step 6: Final answer
x = 187,057,080.60
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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.