Finding the Fourth Proportional to 593,173,951.80, 889,760,927.70 and 399,178,303.80
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Solution
The fourth proportional to 593,173,951.80, 889,760,927.70 and 399,178,303.80 is: 598,767,455.70
Step by Step Solution
- Step 1: Write the proportion equation
593,173,951.80 : 889,760,927.70 = 399,178,303.80 : x - Step 2: Convert to fraction form
593,173,951.80/889,760,927.70 = 399,178,303.80/x - Step 3: Cross multiply
593,173,951.80x = 889,760,927.70 × 399,178,303.80 - Step 4: Simplify right side
593,173,951.80x = 355,173,257,906,800,448 - Step 5: Solve for x
x = 355,173,257,906,800,448/593,173,951.80 - Step 6: Final answer
x = 598,767,455.70
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1.5x scale
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.