Finding the Fourth Proportional to 86,873,133.95, 119,892,318.30 and 49,202,998.68
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Solution
The fourth proportional to 86,873,133.95, 119,892,318.30 and 49,202,998.68 is: 67,904,325.66
Step by Step Solution
- Step 1: Write the proportion equation
86,873,133.95 : 119,892,318.30 = 49,202,998.68 : x - Step 2: Convert to fraction form
86,873,133.95/119,892,318.30 = 49,202,998.68/x - Step 3: Cross multiply
86,873,133.95x = 119,892,318.30 × 49,202,998.68 - Step 4: Simplify right side
86,873,133.95x = 5,899,061,578,970,502 - Step 5: Solve for x
x = 5,899,061,578,970,502/86,873,133.95 - Step 6: Final answer
x = 67,904,325.66
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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.