Finding the Fourth Proportional to 136,984,642.44, 205,456,202.40 and 37,282,053.79
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Solution
The fourth proportional to 136,984,642.44, 205,456,202.40 and 37,282,053.79 is: 55,917,430.26
Step by Step Solution
- Step 1: Write the proportion equation
136,984,642.44 : 205,456,202.40 = 37,282,053.79 : x - Step 2: Convert to fraction form
136,984,642.44/205,456,202.40 = 37,282,053.79/x - Step 3: Cross multiply
136,984,642.44x = 205,456,202.40 × 37,282,053.79 - Step 4: Simplify right side
136,984,642.44x = 7,659,829,189,937,888 - Step 5: Solve for x
x = 7,659,829,189,937,888/136,984,642.44 - Step 6: Final answer
x = 55,917,430.26
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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.