Finding the Fourth Proportional to 264,493,961.15, 396,788,829.12 and 108,961,337.30
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Solution
The fourth proportional to 264,493,961.15, 396,788,829.12 and 108,961,337.30 is: 163,461,733.71
Step by Step Solution
- Step 1: Write the proportion equation
264,493,961.15 : 396,788,829.12 = 108,961,337.30 : x - Step 2: Convert to fraction form
264,493,961.15/396,788,829.12 = 108,961,337.30/x - Step 3: Cross multiply
264,493,961.15x = 396,788,829.12 × 108,961,337.30 - Step 4: Simplify right side
264,493,961.15x = 43,234,641,444,632,440 - Step 5: Solve for x
x = 43,234,641,444,632,440/264,493,961.15 - Step 6: Final answer
x = 163,461,733.71
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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.