Finding the Fourth Proportional to 1,471,009,273.64, 2,206,836,769.98 and 435,951,279.08
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Solution
The fourth proportional to 1,471,009,273.64, 2,206,836,769.98 and 435,951,279.08 is: 654,022,601.92
Step by Step Solution
- Step 1: Write the proportion equation
1,471,009,273.64 : 2,206,836,769.98 = 435,951,279.08 : x - Step 2: Convert to fraction form
1,471,009,273.64/2,206,836,769.98 = 435,951,279.08/x - Step 3: Cross multiply
1,471,009,273.64x = 2,206,836,769.98 × 435,951,279.08 - Step 4: Simplify right side
1,471,009,273.64x = 962,073,312,593,556,736 - Step 5: Solve for x
x = 962,073,312,593,556,736/1,471,009,273.64 - Step 6: Final answer
x = 654,022,601.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.