Finding the Fourth Proportional to 79,940,141.98, 119,892,277.05 and 36,767,867.74
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Solution
The fourth proportional to 79,940,141.98, 119,892,277.05 and 36,767,867.74 is: 55,143,552.12
Step by Step Solution
- Step 1: Write the proportion equation
79,940,141.98 : 119,892,277.05 = 36,767,867.74 : x - Step 2: Convert to fraction form
79,940,141.98/119,892,277.05 = 36,767,867.74/x - Step 3: Cross multiply
79,940,141.98x = 119,892,277.05 × 36,767,867.74 - Step 4: Simplify right side
79,940,141.98x = 4,408,183,385,621,837.50 - Step 5: Solve for x
x = 4,408,183,385,621,837.50/79,940,141.98 - Step 6: Final answer
x = 55,143,552.12
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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.