Finding the Fourth Proportional to 48,903,186,167.44, 67,486,625,450.80 and 27,782,753,998.48
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Solution
The fourth proportional to 48,903,186,167.44, 67,486,625,450.80 and 27,782,753,998.48 is: 38,340,330,355.32
Step by Step Solution
- Step 1: Write the proportion equation
48,903,186,167.44 : 67,486,625,450.80 = 27,782,753,998.48 : x - Step 2: Convert to fraction form
48,903,186,167.44/67,486,625,450.80 = 27,782,753,998.48/x - Step 3: Cross multiply
48,903,186,167.44x = 67,486,625,450.80 × 27,782,753,998.48 - Step 4: Simplify right side
48,903,186,167.44x = 1,874,964,313,087,135,973,376 - Step 5: Solve for x
x = 1,874,964,313,087,135,973,376/48,903,186,167.44 - Step 6: Final answer
x = 38,340,330,355.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.