Finding the Fourth Proportional to 239,920,180,182.14, 331,089,768,737.21 and 131,530,950,276.65
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Solution
The fourth proportional to 239,920,180,182.14, 331,089,768,737.21 and 131,530,950,276.65 is: 181,512,667,570.61
Step by Step Solution
- Step 1: Write the proportion equation
239,920,180,182.14 : 331,089,768,737.21 = 131,530,950,276.65 : x - Step 2: Convert to fraction form
239,920,180,182.14/331,089,768,737.21 = 131,530,950,276.65/x - Step 3: Cross multiply
239,920,180,182.14x = 331,089,768,737.21 × 131,530,950,276.65 - Step 4: Simplify right side
239,920,180,182.14x = 43,548,551,908,881,514,627,072 - Step 5: Solve for x
x = 43,548,551,908,881,514,627,072/239,920,180,182.14 - Step 6: Final answer
x = 181,512,667,570.61
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1.5x scale
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.