Finding the Fourth Proportional to 737,211,749.74, 1,017,345,336.79 and 402,684,144.06
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Solution
The fourth proportional to 737,211,749.74, 1,017,345,336.79 and 402,684,144.06 is: 555,700,361.94
Step by Step Solution
- Step 1: Write the proportion equation
737,211,749.74 : 1,017,345,336.79 = 402,684,144.06 : x - Step 2: Convert to fraction form
737,211,749.74/1,017,345,336.79 = 402,684,144.06/x - Step 3: Cross multiply
737,211,749.74x = 1,017,345,336.79 × 402,684,144.06 - Step 4: Simplify right side
737,211,749.74x = 409,668,836,158,713,536 - Step 5: Solve for x
x = 409,668,836,158,713,536/737,211,749.74 - Step 6: Final answer
x = 555,700,361.94
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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.