Finding the Fourth Proportional to 2,629,873,951.76, 3,951,104,177.37 and 1,686,320,671.94
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Solution
The fourth proportional to 2,629,873,951.76, 3,951,104,177.37 and 1,686,320,671.94 is: 2,533,516,348.50
Step by Step Solution
- Step 1: Write the proportion equation
2,629,873,951.76 : 3,951,104,177.37 = 1,686,320,671.94 : x - Step 2: Convert to fraction form
2,629,873,951.76/3,951,104,177.37 = 1,686,320,671.94/x - Step 3: Cross multiply
2,629,873,951.76x = 3,951,104,177.37 × 1,686,320,671.94 - Step 4: Simplify right side
2,629,873,951.76x = 6,662,828,651,267,763,200 - Step 5: Solve for x
x = 6,662,828,651,267,763,200/2,629,873,951.76 - Step 6: Final answer
x = 2,533,516,348.50
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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.