Finding the Fourth Proportional to 512,129,486.08, 768,227,239.04 and 180,095,763.52
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Solution
The fourth proportional to 512,129,486.08, 768,227,239.04 and 180,095,763.52 is: 270,155,253.57
Step by Step Solution
- Step 1: Write the proportion equation
512,129,486.08 : 768,227,239.04 = 180,095,763.52 : x - Step 2: Convert to fraction form
512,129,486.08/768,227,239.04 = 180,095,763.52/x - Step 3: Cross multiply
512,129,486.08x = 768,227,239.04 × 180,095,763.52 - Step 4: Simplify right side
512,129,486.08x = 138,354,471,171,770,352 - Step 5: Solve for x
x = 138,354,471,171,770,352/512,129,486.08 - Step 6: Final answer
x = 270,155,253.57
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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.