Finding the Fourth Proportional to 649,725,319.85, 974,518,892.44 and 183,375,213.53
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Solution
The fourth proportional to 649,725,319.85, 974,518,892.44 and 183,375,213.53 is: 275,043,321.43
Step by Step Solution
- Step 1: Write the proportion equation
649,725,319.85 : 974,518,892.44 = 183,375,213.53 : x - Step 2: Convert to fraction form
649,725,319.85/974,518,892.44 = 183,375,213.53/x - Step 3: Cross multiply
649,725,319.85x = 974,518,892.44 × 183,375,213.53 - Step 4: Simplify right side
649,725,319.85x = 178,702,609,984,873,088 - Step 5: Solve for x
x = 178,702,609,984,873,088/649,725,319.85 - Step 6: Final answer
x = 275,043,321.43
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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.