Finding the Fourth Proportional to 437,650,557.67, 603,955,963.96 and 236,707,656.31
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Solution
The fourth proportional to 437,650,557.67, 603,955,963.96 and 236,707,656.31 is: 326,655,589.12
Step by Step Solution
- Step 1: Write the proportion equation
437,650,557.67 : 603,955,963.96 = 236,707,656.31 : x - Step 2: Convert to fraction form
437,650,557.67/603,955,963.96 = 236,707,656.31/x - Step 3: Cross multiply
437,650,557.67x = 603,955,963.96 × 236,707,656.31 - Step 4: Simplify right side
437,650,557.67x = 142,961,000,743,581,600 - Step 5: Solve for x
x = 142,961,000,743,581,600/437,650,557.67 - Step 6: Final answer
x = 326,655,589.12
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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.