Finding the Fourth Proportional to 162,454,357.76, 243,682,366.08 and 54,749,914.88
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Solution
The fourth proportional to 162,454,357.76, 243,682,366.08 and 54,749,914.88 is: 82,125,151.86
Step by Step Solution
- Step 1: Write the proportion equation
162,454,357.76 : 243,682,366.08 = 54,749,914.88 : x - Step 2: Convert to fraction form
162,454,357.76/243,682,366.08 = 54,749,914.88/x - Step 3: Cross multiply
162,454,357.76x = 243,682,366.08 × 54,749,914.88 - Step 4: Simplify right side
162,454,357.76x = 13,341,588,800,637,000 - Step 5: Solve for x
x = 13,341,588,800,637,000/162,454,357.76 - Step 6: Final answer
x = 82,125,151.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.