Finding the Fourth Proportional to 187,989,294.24, 259,427,316.24 and 104,363,079.84
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Solution
The fourth proportional to 187,989,294.24, 259,427,316.24 and 104,363,079.84 is: 144,022,210.56
Step by Step Solution
- Step 1: Write the proportion equation
187,989,294.24 : 259,427,316.24 = 104,363,079.84 : x - Step 2: Convert to fraction form
187,989,294.24/259,427,316.24 = 104,363,079.84/x - Step 3: Cross multiply
187,989,294.24x = 259,427,316.24 × 104,363,079.84 - Step 4: Simplify right side
187,989,294.24x = 27,074,633,717,432,052 - Step 5: Solve for x
x = 27,074,633,717,432,052/187,989,294.24 - Step 6: Final answer
x = 144,022,210.56
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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.