Finding the Fourth Proportional to 307,225,845.76, 460,839,236.14 and 125,473,023.76
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Solution
The fourth proportional to 307,225,845.76, 460,839,236.14 and 125,473,023.76 is: 188,209,726.57
Step by Step Solution
- Step 1: Write the proportion equation
307,225,845.76 : 460,839,236.14 = 125,473,023.76 : x - Step 2: Convert to fraction form
307,225,845.76/460,839,236.14 = 125,473,023.76/x - Step 3: Cross multiply
307,225,845.76x = 460,839,236.14 × 125,473,023.76 - Step 4: Simplify right side
307,225,845.76x = 57,822,892,425,734,472 - Step 5: Solve for x
x = 57,822,892,425,734,472/307,225,845.76 - Step 6: Final answer
x = 188,209,726.57
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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.