Finding the Fourth Proportional to 137,831,493.03, 190,208,736.02 and 75,954,045.99
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Solution
The fourth proportional to 137,831,493.03, 190,208,736.02 and 75,954,045.99 is: 104,817,286.43
Step by Step Solution
- Step 1: Write the proportion equation
137,831,493.03 : 190,208,736.02 = 75,954,045.99 : x - Step 2: Convert to fraction form
137,831,493.03/190,208,736.02 = 75,954,045.99/x - Step 3: Cross multiply
137,831,493.03x = 190,208,736.02 × 75,954,045.99 - Step 4: Simplify right side
137,831,493.03x = 14,447,123,083,362,850 - Step 5: Solve for x
x = 14,447,123,083,362,850/137,831,493.03 - Step 6: Final answer
x = 104,817,286.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.