Finding the Fourth Proportional to 506,051,434.80, 759,077,152.20 and 301,810,129.20
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Solution
The fourth proportional to 506,051,434.80, 759,077,152.20 and 301,810,129.20 is: 452,715,193.80
Step by Step Solution
- Step 1: Write the proportion equation
506,051,434.80 : 759,077,152.20 = 301,810,129.20 : x - Step 2: Convert to fraction form
506,051,434.80/759,077,152.20 = 301,810,129.20/x - Step 3: Cross multiply
506,051,434.80x = 759,077,152.20 × 301,810,129.20 - Step 4: Simplify right side
506,051,434.80x = 229,097,173,378,250,080 - Step 5: Solve for x
x = 229,097,173,378,250,080/506,051,434.80 - Step 6: Final answer
x = 452,715,193.80
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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.