Finding the Fourth Proportional to 4,964,711,948.64, 7,444,826,860.24 and 1,422,643,212.96
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Solution
The fourth proportional to 4,964,711,948.64, 7,444,826,860.24 and 1,422,643,212.96 is: 2,133,322,640.66
Step by Step Solution
- Step 1: Write the proportion equation
4,964,711,948.64 : 7,444,826,860.24 = 1,422,643,212.96 : x - Step 2: Convert to fraction form
4,964,711,948.64/7,444,826,860.24 = 1,422,643,212.96/x - Step 3: Cross multiply
4,964,711,948.64x = 7,444,826,860.24 × 1,422,643,212.96 - Step 4: Simplify right side
4,964,711,948.64x = 10,591,332,404,382,742,528 - Step 5: Solve for x
x = 10,591,332,404,382,742,528/4,964,711,948.64 - Step 6: Final answer
x = 2,133,322,640.66
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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.