Finding the Fourth Proportional to 124,417,042.10, 186,625,563.15 and 118,748,338.10
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Solution
The fourth proportional to 124,417,042.10, 186,625,563.15 and 118,748,338.10 is: 178,122,507.15
Step by Step Solution
- Step 1: Write the proportion equation
124,417,042.10 : 186,625,563.15 = 118,748,338.10 : x - Step 2: Convert to fraction form
124,417,042.10/186,625,563.15 = 118,748,338.10/x - Step 3: Cross multiply
124,417,042.10x = 186,625,563.15 × 118,748,338.10 - Step 4: Simplify right side
124,417,042.10x = 22,161,475,471,039,100 - Step 5: Solve for x
x = 22,161,475,471,039,100/124,417,042.10 - Step 6: Final answer
x = 178,122,507.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.