Finding the Fourth Proportional to 76,849,248.08, 106,040,385.92 and 43,812,367.76
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Solution
The fourth proportional to 76,849,248.08, 106,040,385.92 and 43,812,367.76 is: 60,454,467.69
Step by Step Solution
- Step 1: Write the proportion equation
76,849,248.08 : 106,040,385.92 = 43,812,367.76 : x - Step 2: Convert to fraction form
76,849,248.08/106,040,385.92 = 43,812,367.76/x - Step 3: Cross multiply
76,849,248.08x = 106,040,385.92 × 43,812,367.76 - Step 4: Simplify right side
76,849,248.08x = 4,645,880,385,339,366 - Step 5: Solve for x
x = 4,645,880,385,339,366/76,849,248.08 - Step 6: Final answer
x = 60,454,467.69
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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.