Finding the Fourth Proportional to 186,719,379.35, 257,695,338.53 and 106,270,930.98
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Solution
The fourth proportional to 186,719,379.35, 257,695,338.53 and 106,270,930.98 is: 146,666,744.66
Step by Step Solution
- Step 1: Write the proportion equation
186,719,379.35 : 257,695,338.53 = 106,270,930.98 : x - Step 2: Convert to fraction form
186,719,379.35/257,695,338.53 = 106,270,930.98/x - Step 3: Cross multiply
186,719,379.35x = 257,695,338.53 × 106,270,930.98 - Step 4: Simplify right side
186,719,379.35x = 27,385,523,534,258,012 - Step 5: Solve for x
x = 27,385,523,534,258,012/186,719,379.35 - Step 6: Final answer
x = 146,666,744.66
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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.