Finding the Fourth Proportional to 866,112,634.24, 1,195,125,303.36 and 494,858,711.68
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Solution
The fourth proportional to 866,112,634.24, 1,195,125,303.36 and 494,858,711.68 is: 682,842,097.59
Step by Step Solution
- Step 1: Write the proportion equation
866,112,634.24 : 1,195,125,303.36 = 494,858,711.68 : x - Step 2: Convert to fraction form
866,112,634.24/1,195,125,303.36 = 494,858,711.68/x - Step 3: Cross multiply
866,112,634.24x = 1,195,125,303.36 × 494,858,711.68 - Step 4: Simplify right side
866,112,634.24x = 591,418,167,916,898,688 - Step 5: Solve for x
x = 591,418,167,916,898,688/866,112,634.24 - Step 6: Final answer
x = 682,842,097.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.