Finding the Fourth Proportional to 118,298,012.08, 177,288,403.33 and 92,068,519.81
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Solution
The fourth proportional to 118,298,012.08, 177,288,403.33 and 92,068,519.81 is: 137,979,333.61
Step by Step Solution
- Step 1: Write the proportion equation
118,298,012.08 : 177,288,403.33 = 92,068,519.81 : x - Step 2: Convert to fraction form
118,298,012.08/177,288,403.33 = 92,068,519.81/x - Step 3: Cross multiply
118,298,012.08x = 177,288,403.33 × 92,068,519.81 - Step 4: Simplify right side
118,298,012.08x = 16,322,680,873,457,312 - Step 5: Solve for x
x = 16,322,680,873,457,312/118,298,012.08 - Step 6: Final answer
x = 137,979,333.61
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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.