Finding the Fourth Proportional to 307,207,551.81, 460,811,771.23 and 125,454,729.81
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Solution
The fourth proportional to 307,207,551.81, 460,811,771.23 and 125,454,729.81 is: 188,182,275.83
Step by Step Solution
- Step 1: Write the proportion equation
307,207,551.81 : 460,811,771.23 = 125,454,729.81 : x - Step 2: Convert to fraction form
307,207,551.81/460,811,771.23 = 125,454,729.81/x - Step 3: Cross multiply
307,207,551.81x = 460,811,771.23 × 125,454,729.81 - Step 4: Simplify right side
307,207,551.81x = 57,811,016,252,927,184 - Step 5: Solve for x
x = 57,811,016,252,927,184/307,207,551.81 - Step 6: Final answer
x = 188,182,275.83
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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.