Finding the Fourth Proportional to 131,821,437.79, 197,593,741.96 and 44,352,590.02
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Solution
The fourth proportional to 131,821,437.79, 197,593,741.96 and 44,352,590.02 is: 66,482,314.07
Step by Step Solution
- Step 1: Write the proportion equation
131,821,437.79 : 197,593,741.96 = 44,352,590.02 : x - Step 2: Convert to fraction form
131,821,437.79/197,593,741.96 = 44,352,590.02/x - Step 3: Cross multiply
131,821,437.79x = 197,593,741.96 × 44,352,590.02 - Step 4: Simplify right side
131,821,437.79x = 8,763,794,227,669,552 - Step 5: Solve for x
x = 8,763,794,227,669,552/131,821,437.79 - Step 6: Final answer
x = 66,482,314.07
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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.