Finding the Fourth Proportional to 137,754,637.41, 190,101,388.98 and 75,874,975.98
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Solution
The fourth proportional to 137,754,637.41, 190,101,388.98 and 75,874,975.98 is: 104,707,460.99
Step by Step Solution
- Step 1: Write the proportion equation
137,754,637.41 : 190,101,388.98 = 75,874,975.98 : x - Step 2: Convert to fraction form
137,754,637.41/190,101,388.98 = 75,874,975.98/x - Step 3: Cross multiply
137,754,637.41x = 190,101,388.98 × 75,874,975.98 - Step 4: Simplify right side
137,754,637.41x = 14,423,938,322,622,136 - Step 5: Solve for x
x = 14,423,938,322,622,136/137,754,637.41 - Step 6: Final answer
x = 104,707,460.99
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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.