Finding the Fourth Proportional to 250,610,023.71, 345,836,474.10 and 139,094,363.97
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Solution
The fourth proportional to 250,610,023.71, 345,836,474.10 and 139,094,363.97 is: 191,947,248.12
Step by Step Solution
- Step 1: Write the proportion equation
250,610,023.71 : 345,836,474.10 = 139,094,363.97 : x - Step 2: Convert to fraction form
250,610,023.71/345,836,474.10 = 139,094,363.97/x - Step 3: Cross multiply
250,610,023.71x = 345,836,474.10 × 139,094,363.97 - Step 4: Simplify right side
250,610,023.71x = 48,103,904,402,566,880 - Step 5: Solve for x
x = 48,103,904,402,566,880/250,610,023.71 - Step 6: Final answer
x = 191,947,248.12
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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.