Finding the Fourth Proportional to 79,837,006.44, 119,865,789.14 and 55,184,202.03
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Solution
The fourth proportional to 79,837,006.44, 119,865,789.14 and 55,184,202.03 is: 82,852,529.41
Step by Step Solution
- Step 1: Write the proportion equation
79,837,006.44 : 119,865,789.14 = 55,184,202.03 : x - Step 2: Convert to fraction form
79,837,006.44/119,865,789.14 = 55,184,202.03/x - Step 3: Cross multiply
79,837,006.44x = 119,865,789.14 × 55,184,202.03 - Step 4: Simplify right side
79,837,006.44x = 6,614,697,924,387,140 - Step 5: Solve for x
x = 6,614,697,924,387,140/79,837,006.44 - Step 6: Final answer
x = 82,852,529.41
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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.