Finding the Fourth Proportional to 208,344,465.90, 312,486,278.49 and 60,752,365.20
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Solution
The fourth proportional to 208,344,465.90, 312,486,278.49 and 60,752,365.20 is: 91,119,677.35
Step by Step Solution
- Step 1: Write the proportion equation
208,344,465.90 : 312,486,278.49 = 60,752,365.20 : x - Step 2: Convert to fraction form
208,344,465.90/312,486,278.49 = 60,752,365.20/x - Step 3: Cross multiply
208,344,465.90x = 312,486,278.49 × 60,752,365.20 - Step 4: Simplify right side
208,344,465.90x = 18,984,280,510,813,388 - Step 5: Solve for x
x = 18,984,280,510,813,388/208,344,465.90 - Step 6: Final answer
x = 91,119,677.35
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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.