Finding the Fourth Proportional to 188,459,713.80, 282,479,618.70 and 73,406,017.80
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Solution
The fourth proportional to 188,459,713.80, 282,479,618.70 and 73,406,017.80 is: 110,027,249.33
Step by Step Solution
- Step 1: Write the proportion equation
188,459,713.80 : 282,479,618.70 = 73,406,017.80 : x - Step 2: Convert to fraction form
188,459,713.80/282,479,618.70 = 73,406,017.80/x - Step 3: Cross multiply
188,459,713.80x = 282,479,618.70 × 73,406,017.80 - Step 4: Simplify right side
188,459,713.80x = 20,735,703,918,429,412 - Step 5: Solve for x
x = 20,735,703,918,429,412/188,459,713.80 - Step 6: Final answer
x = 110,027,249.33
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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.