Finding the Fourth Proportional to 85,381,849.98, 127,866,300.30 and 48,879,529.65
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Solution
The fourth proportional to 85,381,849.98, 127,866,300.30 and 48,879,529.65 is: 73,201,091.55
Step by Step Solution
- Step 1: Write the proportion equation
85,381,849.98 : 127,866,300.30 = 48,879,529.65 : x - Step 2: Convert to fraction form
85,381,849.98/127,866,300.30 = 48,879,529.65/x - Step 3: Cross multiply
85,381,849.98x = 127,866,300.30 × 48,879,529.65 - Step 4: Simplify right side
85,381,849.98x = 6,250,044,616,749,654 - Step 5: Solve for x
x = 6,250,044,616,749,654/85,381,849.98 - Step 6: Final answer
x = 73,201,091.55
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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.