Finding the Fourth Proportional to 474,515,599.05, 654,824,213.46 and 265,679,215.08
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Solution
The fourth proportional to 474,515,599.05, 654,824,213.46 and 265,679,215.08 is: 366,633,222.17
Step by Step Solution
- Step 1: Write the proportion equation
474,515,599.05 : 654,824,213.46 = 265,679,215.08 : x - Step 2: Convert to fraction form
474,515,599.05/654,824,213.46 = 265,679,215.08/x - Step 3: Cross multiply
474,515,599.05x = 654,824,213.46 × 265,679,215.08 - Step 4: Simplify right side
474,515,599.05x = 173,973,183,047,431,200 - Step 5: Solve for x
x = 173,973,183,047,431,200/474,515,599.05 - Step 6: Final answer
x = 366,633,222.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.