Finding the Fourth Proportional to 134,818,434.43, 202,048,874.17 and 69,236,923.15
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Solution
The fourth proportional to 134,818,434.43, 202,048,874.17 and 69,236,923.15 is: 103,763,572.34
Step by Step Solution
- Step 1: Write the proportion equation
134,818,434.43 : 202,048,874.17 = 69,236,923.15 : x - Step 2: Convert to fraction form
134,818,434.43/202,048,874.17 = 69,236,923.15/x - Step 3: Cross multiply
134,818,434.43x = 202,048,874.17 × 69,236,923.15 - Step 4: Simplify right side
134,818,434.43x = 13,989,242,373,452,310 - Step 5: Solve for x
x = 13,989,242,373,452,310/134,818,434.43 - Step 6: Final answer
x = 103,763,572.34
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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.