Finding the Fourth Proportional to 177,863,659.25, 245,459,520.86 and 98,478,720.07
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Solution
The fourth proportional to 177,863,659.25, 245,459,520.86 and 98,478,720.07 is: 135,904,880.99
Step by Step Solution
- Step 1: Write the proportion equation
177,863,659.25 : 245,459,520.86 = 98,478,720.07 : x - Step 2: Convert to fraction form
177,863,659.25/245,459,520.86 = 98,478,720.07/x - Step 3: Cross multiply
177,863,659.25x = 245,459,520.86 × 98,478,720.07 - Step 4: Simplify right side
177,863,659.25x = 24,172,539,442,181,240 - Step 5: Solve for x
x = 24,172,539,442,181,240/177,863,659.25 - Step 6: Final answer
x = 135,904,880.99
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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.