Finding the Fourth Proportional to 118,088,904.38, 177,121,397.06 and 31,836,030.08
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Solution
The fourth proportional to 118,088,904.38, 177,121,397.06 and 31,836,030.08 is: 47,750,820.90
Step by Step Solution
- Step 1: Write the proportion equation
118,088,904.38 : 177,121,397.06 = 31,836,030.08 : x - Step 2: Convert to fraction form
118,088,904.38/177,121,397.06 = 31,836,030.08/x - Step 3: Cross multiply
118,088,904.38x = 177,121,397.06 × 31,836,030.08 - Step 4: Simplify right side
118,088,904.38x = 5,638,842,123,568,997 - Step 5: Solve for x
x = 5,638,842,123,568,997/118,088,904.38 - Step 6: Final answer
x = 47,750,820.90
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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.