Finding the Fourth Proportional to 573,984,349.12, 792,123,485.70 and 323,104,929.58
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Solution
The fourth proportional to 573,984,349.12, 792,123,485.70 and 323,104,929.58 is: 445,898,922.96
Step by Step Solution
- Step 1: Write the proportion equation
573,984,349.12 : 792,123,485.70 = 323,104,929.58 : x - Step 2: Convert to fraction form
573,984,349.12/792,123,485.70 = 323,104,929.58/x - Step 3: Cross multiply
573,984,349.12x = 792,123,485.70 × 323,104,929.58 - Step 4: Simplify right side
573,984,349.12x = 255,939,003,065,762,624 - Step 5: Solve for x
x = 255,939,003,065,762,624/573,984,349.12 - Step 6: Final answer
x = 445,898,922.96
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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.