Finding the Fourth Proportional to 162,943,828.83, 224,866,745.44 and 88,608,736.96
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Solution
The fourth proportional to 162,943,828.83, 224,866,745.44 and 88,608,736.96 is: 122,282,374.48
Step by Step Solution
- Step 1: Write the proportion equation
162,943,828.83 : 224,866,745.44 = 88,608,736.96 : x - Step 2: Convert to fraction form
162,943,828.83/224,866,745.44 = 88,608,736.96/x - Step 3: Cross multiply
162,943,828.83x = 224,866,745.44 × 88,608,736.96 - Step 4: Simplify right side
162,943,828.83x = 19,925,158,296,960,548 - Step 5: Solve for x
x = 19,925,158,296,960,548/162,943,828.83 - Step 6: Final answer
x = 122,282,374.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.