Finding the Fourth Proportional to 188,689,841.26, 260,391,447.56 and 106,183,625.20
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Solution
The fourth proportional to 188,689,841.26, 260,391,447.56 and 106,183,625.20 is: 146,533,102.62
Step by Step Solution
- Step 1: Write the proportion equation
188,689,841.26 : 260,391,447.56 = 106,183,625.20 : x - Step 2: Convert to fraction form
188,689,841.26/260,391,447.56 = 106,183,625.20/x - Step 3: Cross multiply
188,689,841.26x = 260,391,447.56 × 106,183,625.20 - Step 4: Simplify right side
188,689,841.26x = 27,649,307,872,996,496 - Step 5: Solve for x
x = 27,649,307,872,996,496/188,689,841.26 - Step 6: Final answer
x = 146,533,102.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.