Finding the Fourth Proportional to 259,306,105.55, 357,845,201.39 and 141,828,923.77
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Solution
The fourth proportional to 259,306,105.55, 357,845,201.39 and 141,828,923.77 is: 195,725,433.01
Step by Step Solution
- Step 1: Write the proportion equation
259,306,105.55 : 357,845,201.39 = 141,828,923.77 : x - Step 2: Convert to fraction form
259,306,105.55/357,845,201.39 = 141,828,923.77/x - Step 3: Cross multiply
259,306,105.55x = 357,845,201.39 × 141,828,923.77 - Step 4: Simplify right side
259,306,105.55x = 50,752,799,788,862,568 - Step 5: Solve for x
x = 50,752,799,788,862,568/259,306,105.55 - Step 6: Final answer
x = 195,725,433.01
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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.