Finding the Fourth Proportional to 529,375,007.80, 794,062,511.70 and 160,909,247.80
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Solution
The fourth proportional to 529,375,007.80, 794,062,511.70 and 160,909,247.80 is: 241,363,871.70
Step by Step Solution
- Step 1: Write the proportion equation
529,375,007.80 : 794,062,511.70 = 160,909,247.80 : x - Step 2: Convert to fraction form
529,375,007.80/794,062,511.70 = 160,909,247.80/x - Step 3: Cross multiply
529,375,007.80x = 794,062,511.70 × 160,909,247.80 - Step 4: Simplify right side
529,375,007.80x = 127,772,001,463,825,712 - Step 5: Solve for x
x = 127,772,001,463,825,712/529,375,007.80 - Step 6: Final answer
x = 241,363,871.70
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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.