Finding the Fourth Proportional to 683,750,125.74, 943,576,007.31 and 370,484,092.62
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Solution
The fourth proportional to 683,750,125.74, 943,576,007.31 and 370,484,092.62 is: 511,268,499.60
Step by Step Solution
- Step 1: Write the proportion equation
683,750,125.74 : 943,576,007.31 = 370,484,092.62 : x - Step 2: Convert to fraction form
683,750,125.74/943,576,007.31 = 370,484,092.62/x - Step 3: Cross multiply
683,750,125.74x = 943,576,007.31 × 370,484,092.62 - Step 4: Simplify right side
683,750,125.74x = 349,579,900,886,247,808 - Step 5: Solve for x
x = 349,579,900,886,247,808/683,750,125.74 - Step 6: Final answer
x = 511,268,499.60
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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.