Finding the Fourth Proportional to 146,589,446.45, 219,911,201.61 and 48,226,689.02
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Solution
The fourth proportional to 146,589,446.45, 219,911,201.61 and 48,226,689.02 is: 72,348,926.80
Step by Step Solution
- Step 1: Write the proportion equation
146,589,446.45 : 219,911,201.61 = 48,226,689.02 : x - Step 2: Convert to fraction form
146,589,446.45/219,911,201.61 = 48,226,689.02/x - Step 3: Cross multiply
146,589,446.45x = 219,911,201.61 × 48,226,689.02 - Step 4: Simplify right side
146,589,446.45x = 10,605,589,130,960,438 - Step 5: Solve for x
x = 10,605,589,130,960,438/146,589,446.45 - Step 6: Final answer
x = 72,348,926.80
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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.