Finding the Fourth Proportional to 141,814,658.06, 195,704,226 and 76,624,562.06
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Solution
The fourth proportional to 141,814,658.06, 195,704,226 and 76,624,562.06 is: 105,741,894.49
Step by Step Solution
- Step 1: Write the proportion equation
141,814,658.06 : 195,704,226 = 76,624,562.06 : x - Step 2: Convert to fraction form
141,814,658.06/195,704,226 = 76,624,562.06/x - Step 3: Cross multiply
141,814,658.06x = 195,704,226 × 76,624,562.06 - Step 4: Simplify right side
141,814,658.06x = 14,995,750,609,562,746 - Step 5: Solve for x
x = 14,995,750,609,562,746/141,814,658.06 - Step 6: Final answer
x = 105,741,894.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.