Finding the Fourth Proportional to 158,101,619.44, 218,187,053.00 and 87,537,230.99
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Solution
The fourth proportional to 158,101,619.44, 218,187,053.00 and 87,537,230.99 is: 120,805,153.82
Step by Step Solution
- Step 1: Write the proportion equation
158,101,619.44 : 218,187,053.00 = 87,537,230.99 : x - Step 2: Convert to fraction form
158,101,619.44/218,187,053.00 = 87,537,230.99/x - Step 3: Cross multiply
158,101,619.44x = 218,187,053.00 × 87,537,230.99 - Step 4: Simplify right side
158,101,619.44x = 19,099,490,455,959,752 - Step 5: Solve for x
x = 19,099,490,455,959,752/158,101,619.44 - Step 6: Final answer
x = 120,805,153.82
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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.