Finding the Fourth Proportional to 159,726,107.25, 239,615,634.51 and 56,068,416.88
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Solution
The fourth proportional to 159,726,107.25, 239,615,634.51 and 56,068,416.88 is: 84,111,918.32
Step by Step Solution
- Step 1: Write the proportion equation
159,726,107.25 : 239,615,634.51 = 56,068,416.88 : x - Step 2: Convert to fraction form
159,726,107.25/239,615,634.51 = 56,068,416.88/x - Step 3: Cross multiply
159,726,107.25x = 239,615,634.51 × 56,068,416.88 - Step 4: Simplify right side
159,726,107.25x = 13,434,869,286,073,354 - Step 5: Solve for x
x = 13,434,869,286,073,354/159,726,107.25 - Step 6: Final answer
x = 84,111,918.32
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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.