Finding the Fourth Proportional to 134,071,339.41, 201,105,724.10 and 79,444,602.81
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Solution
The fourth proportional to 134,071,339.41, 201,105,724.10 and 79,444,602.81 is: 119,166,142.77
Step by Step Solution
- Step 1: Write the proportion equation
134,071,339.41 : 201,105,724.10 = 79,444,602.81 : x - Step 2: Convert to fraction form
134,071,339.41/201,105,724.10 = 79,444,602.81/x - Step 3: Cross multiply
134,071,339.41x = 201,105,724.10 × 79,444,602.81 - Step 4: Simplify right side
134,071,339.41x = 15,976,764,373,544,722 - Step 5: Solve for x
x = 15,976,764,373,544,722/134,071,339.41 - Step 6: Final answer
x = 119,166,142.77
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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.