Finding the Fourth Proportional to 368,892,438.70, 553,338,658.05 and 96,263,205.70
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Solution
The fourth proportional to 368,892,438.70, 553,338,658.05 and 96,263,205.70 is: 144,394,808.55
Step by Step Solution
- Step 1: Write the proportion equation
368,892,438.70 : 553,338,658.05 = 96,263,205.70 : x - Step 2: Convert to fraction form
368,892,438.70/553,338,658.05 = 96,263,205.70/x - Step 3: Cross multiply
368,892,438.70x = 553,338,658.05 × 96,263,205.70 - Step 4: Simplify right side
368,892,438.70x = 53,266,153,061,629,104 - Step 5: Solve for x
x = 53,266,153,061,629,104/368,892,438.70 - Step 6: Final answer
x = 144,394,808.55
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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.