Finding the Fourth Proportional to 131,821,430.84, 197,593,731.59 and 44,352,583.10
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Solution
The fourth proportional to 131,821,430.84, 197,593,731.59 and 44,352,583.10 is: 66,482,303.70
Step by Step Solution
- Step 1: Write the proportion equation
131,821,430.84 : 197,593,731.59 = 44,352,583.10 : x - Step 2: Convert to fraction form
131,821,430.84/197,593,731.59 = 44,352,583.10/x - Step 3: Cross multiply
131,821,430.84x = 197,593,731.59 × 44,352,583.10 - Step 4: Simplify right side
131,821,430.84x = 8,763,792,399,359,984 - Step 5: Solve for x
x = 8,763,792,399,359,984/131,821,430.84 - Step 6: Final answer
x = 66,482,303.70
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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.