Finding the Fourth Proportional to 180,319,897.80, 270,479,846.70 and 122,924,269.80
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Solution
The fourth proportional to 180,319,897.80, 270,479,846.70 and 122,924,269.80 is: 184,386,404.70
Step by Step Solution
- Step 1: Write the proportion equation
180,319,897.80 : 270,479,846.70 = 122,924,269.80 : x - Step 2: Convert to fraction form
180,319,897.80/270,479,846.70 = 122,924,269.80/x - Step 3: Cross multiply
180,319,897.80x = 270,479,846.70 × 122,924,269.80 - Step 4: Simplify right side
180,319,897.80x = 33,248,537,651,213,436 - Step 5: Solve for x
x = 33,248,537,651,213,436/180,319,897.80 - Step 6: Final answer
x = 184,386,404.70
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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.