Finding the Fourth Proportional to 239,239,449.70, 358,919,699.78 and 66,716,281.65
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Solution
The fourth proportional to 239,239,449.70, 358,919,699.78 and 66,716,281.65 is: 100,091,301.03
Step by Step Solution
- Step 1: Write the proportion equation
239,239,449.70 : 358,919,699.78 = 66,716,281.65 : x - Step 2: Convert to fraction form
239,239,449.70/358,919,699.78 = 66,716,281.65/x - Step 3: Cross multiply
239,239,449.70x = 358,919,699.78 × 66,716,281.65 - Step 4: Simplify right side
239,239,449.70x = 23,945,787,779,561,600 - Step 5: Solve for x
x = 23,945,787,779,561,600/239,239,449.70 - Step 6: Final answer
x = 100,091,301.03
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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.