Finding the Fourth Proportional to 88,913,312.46, 122,701,824.04 and 48,678,637.14
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Solution
The fourth proportional to 88,913,312.46, 122,701,824.04 and 48,678,637.14 is: 67,177,314.66
Step by Step Solution
- Step 1: Write the proportion equation
88,913,312.46 : 122,701,824.04 = 48,678,637.14 : x - Step 2: Convert to fraction form
88,913,312.46/122,701,824.04 = 48,678,637.14/x - Step 3: Cross multiply
88,913,312.46x = 122,701,824.04 × 48,678,637.14 - Step 4: Simplify right side
88,913,312.46x = 5,972,957,568,737,592 - Step 5: Solve for x
x = 5,972,957,568,737,592/88,913,312.46 - Step 6: Final answer
x = 67,177,314.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.