Finding the Fourth Proportional to 1,449,888,905.92, 2,175,916,465.28 and 982,441,964.48
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Solution
The fourth proportional to 1,449,888,905.92, 2,175,916,465.28 and 982,441,964.48 is: 1,474,396,857.56
Step by Step Solution
- Step 1: Write the proportion equation
1,449,888,905.92 : 2,175,916,465.28 = 982,441,964.48 : x - Step 2: Convert to fraction form
1,449,888,905.92/2,175,916,465.28 = 982,441,964.48/x - Step 3: Cross multiply
1,449,888,905.92x = 2,175,916,465.28 × 982,441,964.48 - Step 4: Simplify right side
1,449,888,905.92x = 2,137,711,646,694,061,056 - Step 5: Solve for x
x = 2,137,711,646,694,061,056/1,449,888,905.92 - Step 6: Final answer
x = 1,474,396,857.56
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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.