Finding the Fourth Proportional to 361,154,347.43, 498,423,737.42 and 204,549,313.55
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Solution
The fourth proportional to 361,154,347.43, 498,423,737.42 and 204,549,313.55 is: 282,295,461.95
Step by Step Solution
- Step 1: Write the proportion equation
361,154,347.43 : 498,423,737.42 = 204,549,313.55 : x - Step 2: Convert to fraction form
361,154,347.43/498,423,737.42 = 204,549,313.55/x - Step 3: Cross multiply
361,154,347.43x = 498,423,737.42 × 204,549,313.55 - Step 4: Simplify right side
361,154,347.43x = 101,952,233,342,771,584 - Step 5: Solve for x
x = 101,952,233,342,771,584/361,154,347.43 - Step 6: Final answer
x = 282,295,461.95
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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.