Finding the Fourth Proportional to 120,595,876.36, 180,893,913.90 and 29,719,475.08
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Solution
The fourth proportional to 120,595,876.36, 180,893,913.90 and 29,719,475.08 is: 44,579,237.11
Step by Step Solution
- Step 1: Write the proportion equation
120,595,876.36 : 180,893,913.90 = 29,719,475.08 : x - Step 2: Convert to fraction form
120,595,876.36/180,893,913.90 = 29,719,475.08/x - Step 3: Cross multiply
120,595,876.36x = 180,893,913.90 × 29,719,475.08 - Step 4: Simplify right side
120,595,876.36x = 5,376,072,166,274,715 - Step 5: Solve for x
x = 5,376,072,166,274,715/120,595,876.36 - Step 6: Final answer
x = 44,579,237.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.