Finding the Fourth Proportional to 87,190,332.71, 120,314,377.62 and 50,023,674.68
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Solution
The fourth proportional to 87,190,332.71, 120,314,377.62 and 50,023,674.68 is: 69,027,919.70
Step by Step Solution
- Step 1: Write the proportion equation
87,190,332.71 : 120,314,377.62 = 50,023,674.68 : x - Step 2: Convert to fraction form
87,190,332.71/120,314,377.62 = 50,023,674.68/x - Step 3: Cross multiply
87,190,332.71x = 120,314,377.62 × 50,023,674.68 - Step 4: Simplify right side
87,190,332.71x = 6,018,567,284,787,981 - Step 5: Solve for x
x = 6,018,567,284,787,981/87,190,332.71 - Step 6: Final answer
x = 69,027,919.70
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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.