Finding the Fourth Proportional to 75,879,290.35, 113,639,642.87 and 37,044,337.69
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Solution
The fourth proportional to 75,879,290.35, 113,639,642.87 and 37,044,337.69 is: 55,478,975.70
Step by Step Solution
- Step 1: Write the proportion equation
75,879,290.35 : 113,639,642.87 = 37,044,337.69 : x - Step 2: Convert to fraction form
75,879,290.35/113,639,642.87 = 37,044,337.69/x - Step 3: Cross multiply
75,879,290.35x = 113,639,642.87 × 37,044,337.69 - Step 4: Simplify right side
75,879,290.35x = 4,209,705,304,977,960 - Step 5: Solve for x
x = 4,209,705,304,977,960/75,879,290.35 - Step 6: Final answer
x = 55,478,975.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.