Finding the Fourth Proportional to 134,451,220.80, 201,676,831.20 and 88,534,718.40
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Solution
The fourth proportional to 134,451,220.80, 201,676,831.20 and 88,534,718.40 is: 132,802,077.60
Step by Step Solution
- Step 1: Write the proportion equation
134,451,220.80 : 201,676,831.20 = 88,534,718.40 : x - Step 2: Convert to fraction form
134,451,220.80/201,676,831.20 = 88,534,718.40/x - Step 3: Cross multiply
134,451,220.80x = 201,676,831.20 × 88,534,718.40 - Step 4: Simplify right side
134,451,220.80x = 17,855,401,458,096,334 - Step 5: Solve for x
x = 17,855,401,458,096,334/134,451,220.80 - Step 6: Final answer
x = 132,802,077.60
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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.