Finding the Fourth Proportional to 64,454,847.84, 88,778,249.64 and 49,541,651.10
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Solution
The fourth proportional to 64,454,847.84, 88,778,249.64 and 49,541,651.10 is: 68,237,242.29
Step by Step Solution
- Step 1: Write the proportion equation
64,454,847.84 : 88,778,249.64 = 49,541,651.10 : x - Step 2: Convert to fraction form
64,454,847.84/88,778,249.64 = 49,541,651.10/x - Step 3: Cross multiply
64,454,847.84x = 88,778,249.64 × 49,541,651.10 - Step 4: Simplify right side
64,454,847.84x = 4,398,221,068,933,581 - Step 5: Solve for x
x = 4,398,221,068,933,581/64,454,847.84 - Step 6: Final answer
x = 68,237,242.29
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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.