Finding the Fourth Proportional to 179,682,790.68, 247,962,416.76 and 97,176,575.52
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Solution
The fourth proportional to 179,682,790.68, 247,962,416.76 and 97,176,575.52 is: 134,103,763.79
Step by Step Solution
- Step 1: Write the proportion equation
179,682,790.68 : 247,962,416.76 = 97,176,575.52 : x - Step 2: Convert to fraction form
179,682,790.68/247,962,416.76 = 97,176,575.52/x - Step 3: Cross multiply
179,682,790.68x = 247,962,416.76 × 97,176,575.52 - Step 4: Simplify right side
179,682,790.68x = 24,096,138,518,399,852 - Step 5: Solve for x
x = 24,096,138,518,399,852/179,682,790.68 - Step 6: Final answer
x = 134,103,763.79
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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.