Finding the Fourth Proportional to 377,641,437.41, 517,370,614.75 and 363,487,539.12
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Solution
The fourth proportional to 377,641,437.41, 517,370,614.75 and 363,487,539.12 is: 497,979,704.93
Step by Step Solution
- Step 1: Write the proportion equation
377,641,437.41 : 517,370,614.75 = 363,487,539.12 : x - Step 2: Convert to fraction form
377,641,437.41/517,370,614.75 = 363,487,539.12/x - Step 3: Cross multiply
377,641,437.41x = 517,370,614.75 × 363,487,539.12 - Step 4: Simplify right side
377,641,437.41x = 188,057,771,567,570,368 - Step 5: Solve for x
x = 188,057,771,567,570,368/377,641,437.41 - Step 6: Final answer
x = 497,979,704.93
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.