Finding the Fourth Proportional to 603,947,197.28, 833,349,905.36 and 339,613,430.24
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Solution
The fourth proportional to 603,947,197.28, 833,349,905.36 and 339,613,430.24 is: 468,611,860.81
Step by Step Solution
- Step 1: Write the proportion equation
603,947,197.28 : 833,349,905.36 = 339,613,430.24 : x - Step 2: Convert to fraction form
603,947,197.28/833,349,905.36 = 339,613,430.24/x - Step 3: Cross multiply
603,947,197.28x = 833,349,905.36 × 339,613,430.24 - Step 4: Simplify right side
603,947,197.28x = 283,016,819,949,488,960 - Step 5: Solve for x
x = 283,016,819,949,488,960/603,947,197.28 - Step 6: Final answer
x = 468,611,860.81
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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.