Finding the Fourth Proportional to 4,875,558,809.40, 7,313,338,214.10 and 3,406,230,732.60
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Solution
The fourth proportional to 4,875,558,809.40, 7,313,338,214.10 and 3,406,230,732.60 is: 5,109,346,098.90
Step by Step Solution
- Step 1: Write the proportion equation
4,875,558,809.40 : 7,313,338,214.10 = 3,406,230,732.60 : x - Step 2: Convert to fraction form
4,875,558,809.40/7,313,338,214.10 = 3,406,230,732.60/x - Step 3: Cross multiply
4,875,558,809.40x = 7,313,338,214.10 × 3,406,230,732.60 - Step 4: Simplify right side
4,875,558,809.40x = 24,910,917,382,765,420,544 - Step 5: Solve for x
x = 24,910,917,382,765,420,544/4,875,558,809.40 - Step 6: Final answer
x = 5,109,346,098.90
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1.5x scale
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.