Finding the Fourth Proportional to 397,600,508.17, 596,201,187.97 and 231,657,726.25
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Solution
The fourth proportional to 397,600,508.17, 596,201,187.97 and 231,657,726.25 is: 347,370,309.53
Step by Step Solution
- Step 1: Write the proportion equation
397,600,508.17 : 596,201,187.97 = 231,657,726.25 : x - Step 2: Convert to fraction form
397,600,508.17/596,201,187.97 = 231,657,726.25/x - Step 3: Cross multiply
397,600,508.17x = 596,201,187.97 × 231,657,726.25 - Step 4: Simplify right side
397,600,508.17x = 138,114,611,592,679,056 - Step 5: Solve for x
x = 138,114,611,592,679,056/397,600,508.17 - Step 6: Final answer
x = 347,370,309.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.