Finding the Fourth Proportional to 442,894,509.80, 664,341,764.70 and 184,023,693.80
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Solution
The fourth proportional to 442,894,509.80, 664,341,764.70 and 184,023,693.80 is: 276,035,540.70
Step by Step Solution
- Step 1: Write the proportion equation
442,894,509.80 : 664,341,764.70 = 184,023,693.80 : x - Step 2: Convert to fraction form
442,894,509.80/664,341,764.70 = 184,023,693.80/x - Step 3: Cross multiply
442,894,509.80x = 664,341,764.70 × 184,023,693.80 - Step 4: Simplify right side
442,894,509.80x = 122,254,625,485,704,464 - Step 5: Solve for x
x = 122,254,625,485,704,464/442,894,509.80 - Step 6: Final answer
x = 276,035,540.70
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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.