Finding the Fourth Proportional to 4,964,746,578.40, 7,447,119,867.60 and 2,201,442,335.20
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Solution
The fourth proportional to 4,964,746,578.40, 7,447,119,867.60 and 2,201,442,335.20 is: 3,302,163,502.80
Step by Step Solution
- Step 1: Write the proportion equation
4,964,746,578.40 : 7,447,119,867.60 = 2,201,442,335.20 : x - Step 2: Convert to fraction form
4,964,746,578.40/7,447,119,867.60 = 2,201,442,335.20/x - Step 3: Cross multiply
4,964,746,578.40x = 7,447,119,867.60 × 2,201,442,335.20 - Step 4: Simplify right side
4,964,746,578.40x = 16,394,404,951,843,657,728 - Step 5: Solve for x
x = 16,394,404,951,843,657,728/4,964,746,578.40 - Step 6: Final answer
x = 3,302,163,502.80
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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.