Finding the Fourth Proportional to 73,811,701.80, 110,717,552.70 and 70,977,349.80
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Solution
The fourth proportional to 73,811,701.80, 110,717,552.70 and 70,977,349.80 is: 106,466,024.70
Step by Step Solution
- Step 1: Write the proportion equation
73,811,701.80 : 110,717,552.70 = 70,977,349.80 : x - Step 2: Convert to fraction form
73,811,701.80/110,717,552.70 = 70,977,349.80/x - Step 3: Cross multiply
73,811,701.80x = 110,717,552.70 × 70,977,349.80 - Step 4: Simplify right side
73,811,701.80x = 7,858,438,466,987,834 - Step 5: Solve for x
x = 7,858,438,466,987,834/73,811,701.80 - Step 6: Final answer
x = 106,466,024.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.