Finding the Fourth Proportional to 219,208,735.54, 302,508,029.46 and 131,102,719.75
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Solution
The fourth proportional to 219,208,735.54, 302,508,029.46 and 131,102,719.75 is: 180,921,737.95
Step by Step Solution
- Step 1: Write the proportion equation
219,208,735.54 : 302,508,029.46 = 131,102,719.75 : x - Step 2: Convert to fraction form
219,208,735.54/302,508,029.46 = 131,102,719.75/x - Step 3: Cross multiply
219,208,735.54x = 302,508,029.46 × 131,102,719.75 - Step 4: Simplify right side
219,208,735.54x = 39,659,625,408,419,120 - Step 5: Solve for x
x = 39,659,625,408,419,120/219,208,735.54 - Step 6: Final answer
x = 180,921,737.95
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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.