Finding the Fourth Proportional to 239,263,348.68, 358,897,871.04 and 66,729,664.80
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Solution
The fourth proportional to 239,263,348.68, 358,897,871.04 and 66,729,664.80 is: 100,095,291.50
Step by Step Solution
- Step 1: Write the proportion equation
239,263,348.68 : 358,897,871.04 = 66,729,664.80 : x - Step 2: Convert to fraction form
239,263,348.68/358,897,871.04 = 66,729,664.80/x - Step 3: Cross multiply
239,263,348.68x = 358,897,871.04 × 66,729,664.80 - Step 4: Simplify right side
239,263,348.68x = 23,949,134,631,932,828 - Step 5: Solve for x
x = 23,949,134,631,932,828/239,263,348.68 - Step 6: Final answer
x = 100,095,291.50
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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.