Finding the Fourth Proportional to 75,519,855.76, 104,225,459.16 and 44,167,490.32
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Solution
The fourth proportional to 75,519,855.76, 104,225,459.16 and 44,167,490.32 is: 60,955,849.45
Step by Step Solution
- Step 1: Write the proportion equation
75,519,855.76 : 104,225,459.16 = 44,167,490.32 : x - Step 2: Convert to fraction form
75,519,855.76/104,225,459.16 = 44,167,490.32/x - Step 3: Cross multiply
75,519,855.76x = 104,225,459.16 × 44,167,490.32 - Step 4: Simplify right side
75,519,855.76x = 4,603,376,958,546,855 - Step 5: Solve for x
x = 4,603,376,958,546,855/75,519,855.76 - Step 6: Final answer
x = 60,955,849.45
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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.