Finding the Fourth Proportional to 948,051,163.04, 1,420,785,539.72 and 533,725,587.68
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Solution
The fourth proportional to 948,051,163.04, 1,420,785,539.72 and 533,725,587.68 is: 799,861,470.26
Step by Step Solution
- Step 1: Write the proportion equation
948,051,163.04 : 1,420,785,539.72 = 533,725,587.68 : x - Step 2: Convert to fraction form
948,051,163.04/1,420,785,539.72 = 533,725,587.68/x - Step 3: Cross multiply
948,051,163.04x = 1,420,785,539.72 × 533,725,587.68 - Step 4: Simplify right side
948,051,163.04x = 758,309,597,154,302,976 - Step 5: Solve for x
x = 758,309,597,154,302,976/948,051,163.04 - Step 6: Final answer
x = 799,861,470.26
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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.