Finding the Fourth Proportional to 154,506,481.58, 231,723,767.75 and 57,507,870.26
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Solution
The fourth proportional to 154,506,481.58, 231,723,767.75 and 57,507,870.26 is: 86,248,422.94
Step by Step Solution
- Step 1: Write the proportion equation
154,506,481.58 : 231,723,767.75 = 57,507,870.26 : x - Step 2: Convert to fraction form
154,506,481.58/231,723,767.75 = 57,507,870.26/x - Step 3: Cross multiply
154,506,481.58x = 231,723,767.75 × 57,507,870.26 - Step 4: Simplify right side
154,506,481.58x = 13,325,940,370,479,214 - Step 5: Solve for x
x = 13,325,940,370,479,214/154,506,481.58 - Step 6: Final answer
x = 86,248,422.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.