Finding the Fourth Proportional to 177,863,660.75, 245,459,522.93 and 98,478,721.58
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Solution
The fourth proportional to 177,863,660.75, 245,459,522.93 and 98,478,721.58 is: 135,904,883.07
Step by Step Solution
- Step 1: Write the proportion equation
177,863,660.75 : 245,459,522.93 = 98,478,721.58 : x - Step 2: Convert to fraction form
177,863,660.75/245,459,522.93 = 98,478,721.58/x - Step 3: Cross multiply
177,863,660.75x = 245,459,522.93 × 98,478,721.58 - Step 4: Simplify right side
177,863,660.75x = 24,172,540,016,063,408 - Step 5: Solve for x
x = 24,172,540,016,063,408/177,863,660.75 - Step 6: Final answer
x = 135,904,883.07
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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.