Finding the Fourth Proportional to 73,609,751.84, 101,577,312.27 and 40,569,900.84
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Solution
The fourth proportional to 73,609,751.84, 101,577,312.27 and 40,569,900.84 is: 55,984,178.50
Step by Step Solution
- Step 1: Write the proportion equation
73,609,751.84 : 101,577,312.27 = 40,569,900.84 : x - Step 2: Convert to fraction form
73,609,751.84/101,577,312.27 = 40,569,900.84/x - Step 3: Cross multiply
73,609,751.84x = 101,577,312.27 × 40,569,900.84 - Step 4: Simplify right side
73,609,751.84x = 4,120,981,486,387,615.50 - Step 5: Solve for x
x = 4,120,981,486,387,615.50/73,609,751.84 - Step 6: Final answer
x = 55,984,178.50
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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.