Finding the Fourth Proportional to 229,973,046.80, 345,127,531.80 and 161,948,598.80
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Solution
The fourth proportional to 229,973,046.80, 345,127,531.80 and 161,948,598.80 is: 243,041,177.91
Step by Step Solution
- Step 1: Write the proportion equation
229,973,046.80 : 345,127,531.80 = 161,948,598.80 : x - Step 2: Convert to fraction form
229,973,046.80/345,127,531.80 = 161,948,598.80/x - Step 3: Cross multiply
229,973,046.80x = 345,127,531.80 × 161,948,598.80 - Step 4: Simplify right side
229,973,046.80x = 55,892,920,182,312,448 - Step 5: Solve for x
x = 55,892,920,182,312,448/229,973,046.80 - Step 6: Final answer
x = 243,041,177.91
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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.