Finding the Fourth Proportional to 75,675,597.40, 104,432,320.42 and 40,868,284.50
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Solution
The fourth proportional to 75,675,597.40, 104,432,320.42 and 40,868,284.50 is: 56,398,230.45
Step by Step Solution
- Step 1: Write the proportion equation
75,675,597.40 : 104,432,320.42 = 40,868,284.50 : x - Step 2: Convert to fraction form
75,675,597.40/104,432,320.42 = 40,868,284.50/x - Step 3: Cross multiply
75,675,597.40x = 104,432,320.42 × 40,868,284.50 - Step 4: Simplify right side
75,675,597.40x = 4,267,969,781,919,719.50 - Step 5: Solve for x
x = 4,267,969,781,919,719.50/75,675,597.40 - Step 6: Final answer
x = 56,398,230.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.