Finding the Fourth Proportional to 237,119,686.12, 355,629,762.78 and 66,878,785
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Solution
The fourth proportional to 237,119,686.12, 355,629,762.78 and 66,878,785 is: 100,304,141.06
Step by Step Solution
- Step 1: Write the proportion equation
237,119,686.12 : 355,629,762.78 = 66,878,785 : x - Step 2: Convert to fraction form
237,119,686.12/355,629,762.78 = 66,878,785/x - Step 3: Cross multiply
237,119,686.12x = 355,629,762.78 × 66,878,785 - Step 4: Simplify right side
237,119,686.12x = 23,784,086,444,564,620 - Step 5: Solve for x
x = 23,784,086,444,564,620/237,119,686.12 - Step 6: Final answer
x = 100,304,141.06
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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.