Finding the Fourth Proportional to 43,566,156.70, 65,363,231.85 and 29,205,439.90
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Solution
The fourth proportional to 43,566,156.70, 65,363,231.85 and 29,205,439.90 is: 43,817,542.88
Step by Step Solution
- Step 1: Write the proportion equation
43,566,156.70 : 65,363,231.85 = 29,205,439.90 : x - Step 2: Convert to fraction form
43,566,156.70/65,363,231.85 = 29,205,439.90/x - Step 3: Cross multiply
43,566,156.70x = 65,363,231.85 × 29,205,439.90 - Step 4: Simplify right side
43,566,156.70x = 1,908,961,939,464,940.75 - Step 5: Solve for x
x = 1,908,961,939,464,940.75/43,566,156.70 - Step 6: Final answer
x = 43,817,542.88
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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.