Finding the Fourth Proportional to 633,509,612.84, 949,038,698.72 and 356,318,622.24
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Solution
The fourth proportional to 633,509,612.84, 949,038,698.72 and 356,318,622.24 is: 533,788,524.64
Step by Step Solution
- Step 1: Write the proportion equation
633,509,612.84 : 949,038,698.72 = 356,318,622.24 : x - Step 2: Convert to fraction form
633,509,612.84/949,038,698.72 = 356,318,622.24/x - Step 3: Cross multiply
633,509,612.84x = 949,038,698.72 × 356,318,622.24 - Step 4: Simplify right side
633,509,612.84x = 338,160,161,580,352,896 - Step 5: Solve for x
x = 338,160,161,580,352,896/633,509,612.84 - Step 6: Final answer
x = 533,788,524.64
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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.