Finding the Fourth Proportional to 171,210,464.64, 256,862,003.04 and 122,088,358.08
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Solution
The fourth proportional to 171,210,464.64, 256,862,003.04 and 122,088,358.08 is: 183,165,557.49
Step by Step Solution
- Step 1: Write the proportion equation
171,210,464.64 : 256,862,003.04 = 122,088,358.08 : x - Step 2: Convert to fraction form
171,210,464.64/256,862,003.04 = 122,088,358.08/x - Step 3: Cross multiply
171,210,464.64x = 256,862,003.04 × 122,088,358.08 - Step 4: Simplify right side
171,210,464.64x = 31,359,860,204,293,568 - Step 5: Solve for x
x = 31,359,860,204,293,568/171,210,464.64 - Step 6: Final answer
x = 183,165,557.49
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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.