Finding the Fourth Proportional to 66,529,376.30, 99,794,064.45 and 32,472,569.90
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Solution
The fourth proportional to 66,529,376.30, 99,794,064.45 and 32,472,569.90 is: 48,708,854.85
Step by Step Solution
- Step 1: Write the proportion equation
66,529,376.30 : 99,794,064.45 = 32,472,569.90 : x - Step 2: Convert to fraction form
66,529,376.30/99,794,064.45 = 32,472,569.90/x - Step 3: Cross multiply
66,529,376.30x = 99,794,064.45 × 32,472,569.90 - Step 4: Simplify right side
66,529,376.30x = 3,240,569,733,457,730 - Step 5: Solve for x
x = 3,240,569,733,457,730/66,529,376.30 - Step 6: Final answer
x = 48,708,854.85
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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.